input: The following are multiple choice questions (with answers) about medical knowledge.   **Question:** Histamine is present on surface of:   (A) Lymphocytes   (B) Mast cells   (C) Neutrophils   (D) Erythrocytes
output: ['(B) Mast cells <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Lymphocytes  (B) Mast cells  (C) Neutrophils  (D) Erythrocytes <> possible answers', '  Histamine is present on surface of: <> context']