The following are multiple choice questions (with answers) about medical knowledge.   **Question:** Which pa of 2nd metatarsal is involved in the March fracture?   (A) Head   (B) Neck   (C) Shaft   (D) Base
['(B) Neck <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Head \n (B) Neck \n (C) Shaft \n (D) Base <> possible answers', '  Which pa of 2nd metatarsal is involved in the March fracture? <> context@']