input: The following are multiple choice questions (with answers) about medical knowledge.   **Question:** The contractile element in a skeletal muscle is present in:   (A) Sarcolemma   (B) Sarcoplasm   (C) Myofibril   (D) Endomysium
output: ['(C) Myofibril <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Sarcolemma  (B) Sarcoplasm  (C) Myofibril  (D) Endomysium <> possible answers', '  The contractile element in a skeletal muscle is present in: <> context']