input: The following are multiple choice questions (with answers) about medical knowledge.   **Question:** Porcelain denture teeth   (A) Have a higher coefficient of thermal expansion than acrylic teeth   (B) Have a lower abrasion resistance than enamel   (C) Should be used where the inter alveolar clearance is small   (D) Have a higher abrasion resistance than gold
output: ['(D) Have a higher abrasion resistance than gold <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Have a higher coefficient of thermal expansion than acrylic teeth  (B) Have a lower abrasion resistance than enamel  (C) Should be used where the inter alveolar clearance is small  (D) Have a higher abrasion resistance than gold <> possible answers', '  Porcelain denture teeth <> context']