The following are multiple choice questions (with answers) about medical knowledge.   **Question:** Method of increasing attached gingiva   (A) Apical flap   (B) Widman flap   (C) Undisplaced flap   (D) Modified widman flap
['(A) Apical flap <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Apical flap \n (B) Widman flap \n (C) Undisplaced flap \n (D) Modified widman flap <> possible answers', '  Method of increasing attached gingiva <> context@']