input: The following are multiple choice questions (with answers) about medical knowledge.   **Question:** Palatal secretions affect the setting of all the impression materials except:   (A) Silicone   (B) Agar-agar   (C) Impression paste   (D) Impression plaster
output: ['(B) Agar-agar <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Silicone  (B) Agar-agar  (C) Impression paste  (D) Impression plaster <> possible answers', '  Palatal secretions affect the setting of all the impression materials except: <> context']