input: The following are multiple choice questions (with answers) about medical knowledge.   **Question:** Pulpectomy and pulp capping are more successful in primary teeth because of:   (A) Increased odontoblastic activity in the young   (B) Increased blood supply through the wide apex   (C) Increased volume of pulp in primary teeth   (D) Lesser amount of collagen fibres in young
output: ['(B) Increased blood supply through the wide apex <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Increased odontoblastic activity in the young  (B) Increased blood supply through the wide apex  (C) Increased volume of pulp in primary teeth  (D) Lesser amount of collagen fibres in young <> possible answers', '  Pulpectomy and pulp capping are more successful in\nprimary teeth because of: <> context']