You are an assistant tasked with analyzing measurement histories to predict the patient's next laboratory or vital sign value.
<PatientData>
Demographics: {'race': 'White', 'gender': 'FEMALE', 'year of birth': 1968}
Prior Diagnosis 1: {'condition': 'Streptococcal sore throat (disorder)', 'condition status': 'Not Extracted', 'start date': '2012-12-21', 'end date': '2013-01-03'}
Prior Diagnosis 2: {'condition': 'Acute bronchitis (disorder)', 'condition status': 'Not Extracted', 'start date': '2014-02-27', 'end date': '2014-03-18'}
Prior measurements of different types 1: {'measurement': 'Body Height', 'measurement type': 'EHR encounter record', 'measurement date': '2011-03-19T00:00:00', 'unit': 'cm', 'value': 163.53}
Prior measurements of different types 2: {'measurement': 'Body Weight', 'measurement type': 'EHR encounter record', 'measurement date': '2011-03-19T00:00:00', 'unit': 'kg', 'value': 93.27}
Prior measurements of different types 3: {'measurement': 'Body Mass Index', 'measurement type': 'EHR encounter record', 'measurement date': '2011-03-19T00:00:00', 'unit': 'kg/m2', 'value': 34.88}
Prior measurements of different types 4: {'measurement': 'Systolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2011-03-19T00:00:00', 'unit': 'mmHg', 'value': 113.0}
Prior measurements of different types 5: {'measurement': 'Diastolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2011-03-19T00:00:00', 'unit': 'mmHg', 'value': 70.0}
Prior measurements of different types 6: {'measurement': 'Total Cholesterol', 'measurement type': 'EHR encounter record', 'measurement date': '2011-03-19T00:00:00', 'unit': 'mg/dL', 'value': 191.0}
Prior measurements of different types 7: {'measurement': 'Triglycerides', 'measurement type': 'EHR encounter record', 'measurement date': '2011-03-19T00:00:00', 'unit': 'mg/dL', 'value': 115.0}
Prior measurements of different types 8: {'measurement': 'Low Density Lipoprotein Cholesterol', 'measurement type': 'EHR encounter record', 'measurement date': '2011-03-19T00:00:00', 'unit': 'mg/dL', 'value': 90.0}
Prior measurements of different types 9: {'measurement': 'High Density Lipoprotein Cholesterol', 'measurement type': 'EHR encounter record', 'measurement date': '2011-03-19T00:00:00', 'unit': 'mg/dL', 'value': 78.0}
Prior measurements of different types 10: {'measurement': 'Oral temperature', 'measurement type': 'EHR encounter record', 'measurement date': '2012-12-23T00:00:00', 'unit': 'Cel', 'value': 37.89}
Prior measurements of different types 11: {'measurement': 'Body Height', 'measurement type': 'EHR encounter record', 'measurement date': '2013-03-28T00:00:00', 'unit': 'cm', 'value': 163.53}
Prior measurements of different types 12: {'measurement': 'Body Weight', 'measurement type': 'EHR encounter record', 'measurement date': '2013-03-28T00:00:00', 'unit': 'kg', 'value': 96.45}
Prior measurements of different types 13: {'measurement': 'Body Mass Index', 'measurement type': 'EHR encounter record', 'measurement date': '2013-03-28T00:00:00', 'unit': 'kg/m2', 'value': 36.07}
Prior measurements of different types 14: {'measurement': 'Systolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2013-03-28T00:00:00', 'unit': 'mmHg', 'value': 137.0}
Prior measurements of different types 15: {'measurement': 'Diastolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2013-03-28T00:00:00', 'unit': 'mmHg', 'value': 70.0}
Visit 1: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2011-03-19', 'end datetime': '2011-03-19'}
Visit 2: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2012-12-23', 'end datetime': '2012-12-23'}
Visit 3: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2013-03-28', 'end datetime': '2013-03-28'}
Visit 4: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2014-03-01', 'end datetime': '2014-03-01'}
Medication 1: {'Drug name': 'Penicillin V Potassium 500 MG', 'Start datetime': '2012-12-23', 'End datetime': '2012-12-23', 'Route': None, 'Quantity': 'Not Extracted', 'Stop Reason': 'Not Extracted', 'Dose Unit': 'Not Extracted'}
Medication 2: {'Drug name': 'Acetaminophen 160 MG', 'Start datetime': '2014-03-01', 'End datetime': '2014-03-18', 'Route': None, 'Quantity': 'Not Extracted', 'Stop Reason': 'Not Extracted', 'Dose Unit': 'Not Extracted'}
Procedure 1: {'procedure': 'Throat culture (procedure) ', 'procedure type': 'EHR encounter record', 'procedure start datetime': '2012-12-23', 'procedure end datetime': 'Not Extracted', 'modifier': 'Not Extracted'}
</PatientData>
Based on the trajectory above, what will the patient's **next** Hemoglobin A1c/Hemoglobin.total in Blood value be on 2015-05-18 00:00:00?
A. 5.8
B. 6.2
C. 6.9
D. 6.2
E. 6.4
Please share a single capital letter representing your selected answer: 
5.8 6.2 6.9 6.2 6.4