input: The following are multiple choice questions (with answers) about medical knowledge.   **Question:** In periodontal flap most important factor to be considered is:   (A) Depth of vestibule   (B) Frenum attachment   (C) Amount of attached gingiva   (D) Free gingiva
output: ['(C) Amount of attached gingiva <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Depth of vestibule  (B) Frenum attachment  (C) Amount of attached gingiva  (D) Free gingiva <> possible answers', '  In periodontal flap most important factor to be considered is: <> context']