The following are multiple choice questions (with answers) about medical knowledge.   **Question:** Types of pocket respectively:   (A) Simple pocket, compound pocket, complex pocket.   (B) Simple pocket, complex pocket, compound pocket.   (C) Compound pocket, simple pocket, complex pocket.   (D) Simple pocket, compound pocket, tertiary pocket.
['(A) Simple pocket, compound pocket, complex pocket. <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Simple pocket, compound pocket, complex pocket. \n (B) Simple pocket, complex pocket, compound pocket. \n (C) Compound pocket, simple pocket, complex pocket. \n (D) Simple pocket, compound pocket, tertiary pocket. <> possible answers', '  Types of pocket respectively: <> context@']