input: The following are multiple choice questions (with answers) about medical knowledge.   **Question:** A patient presented with flat topped violaceous papules, thinning of nails and onycholysis. What is the microscopic finding observed in this patient?   (A) Prominent necrotic cell   (B) Suprabasal split   (C) Basal cell degeneration   (D) Acantholysis
output: ['(C) Basal cell degeneration <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Prominent necrotic cell  (B) Suprabasal split  (C) Basal cell degeneration  (D) Acantholysis <> possible answers', '  A patient presented with flat topped violaceous papules, thinning of nails and onycholysis. What is the microscopic finding observed in this patient? <> context']