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': 1926}
Prior Diagnosis 1: {'condition': 'Chronic obstructive bronchitis (disorder)', 'condition status': 'Not Extracted', 'start date': '1958-05-28', 'end date': None}
</PatientData>
Based on the trajectory above, which diagnosis is the patient **most likely** to receive by 1961-04-23?
A. Perennial allergic rhinitis with seasonal variation
B. Complication occuring during pregnancy
C. Concussion with no loss of consciousness
D. Miscarriage in second trimester
E. Prediabetes
Please share a single capital letter representing your selected answer: 
Perennial allergic rhinitis with seasonal variation Complication occuring during pregnancy Concussion with no loss of consciousness Miscarriage in second trimester Prediabetes