You are an assistant tasked with analyzing medical histories to provide a second opinion on possible future diagnoses.

<PatientData>
Demographics: {'race': 'White', 'gender': 'MALE', 'year of birth': 1943}
Prior Diagnosis 1: {'condition': 'Diabetes', 'condition status': 'Not Extracted', 'start date': '1983-10-30', 'end date': None}
Medication 1: {'Drug name': 'Penicillin V Potassium 500 MG', 'Start datetime': '1977-02-23', 'End datetime': '1977-02-23', 'Route': None, 'Quantity': 'Not Extracted', 'Stop Reason': 'Not Extracted', 'Dose Unit': 'Not Extracted'}
Medication 2: {'Drug name': '24 HR Metformin hydrochloride 500 MG Extended Release Oral Tablet', 'Start datetime': '1983-10-30', 'End datetime': '1983-10-30', 'Route': None, 'Quantity': 'Not Extracted', 'Stop Reason': 'Not Extracted', 'Dose Unit': 'Not Extracted'}
</PatientData>
Based on the trajectory above, which diagnosis is the patient **most likely** to receive by 1994-04-30?
A. Fracture of ankle
B. Rupture of appendix
C. History of lower limb amputation (situation)
D. Pyelonephritis
E. Diabetic renal disease (disorder)
Please share a single capital letter representing your selected answer: 
Fracture of ankle Rupture of appendix History of lower limb amputation (situation) Pyelonephritis Diabetic renal disease (disorder)