The following are multiple choice questions (with answers) about medical knowledge.   **Question:** The key ridge useful in assessing malocclusion is present on:   (A) Maxilla   (B) Zygomatic buttress   (C) Sphenoid bone   (D) Mandible
['(B) Zygomatic buttress <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Maxilla \n (B) Zygomatic buttress \n (C) Sphenoid bone \n (D) Mandible <> possible answers', '  The key ridge useful in assessing malocclusion is present on: <> context@']