The following are multiple choice questions (with answers) about medical knowledge.   **Question:** Which is true about mucogingival flap designs   (A) Flap should be wider at the base   (B) Flap should be narrower at the base   (C) Flap margins should not rest on bone   (D) Mucogingival flaps should be avoided
['(A) Flap should be wider at the base <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Flap should be wider at the base \n (B) Flap should be narrower at the base \n (C) Flap margins should not rest on bone \n (D) Mucogingival flaps should be avoided <> possible answers', '  Which is true about mucogingival flap designs <> context@']