input: The following are multiple choice questions (with answers) about medical knowledge.   **Question:** All of the following statements about an intraoral dental X-ray film are true except:   (A) It is composed of a cellulose acetate base coated with a silver bromide emulsion   (B) It has a thin sheet of lead foil that lies in front of the film to prevent overexposure   (C) It has an embossed dot on it which should be orientated towards the source of X-rays   (D) It is exposed by the direct action of X-rays on the emulsion
output: ['(B) It has a thin sheet of lead foil that lies in front of the film to prevent overexposure <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) It is composed of a cellulose acetate base coated with a silver bromide emulsion  (B) It has a thin sheet of lead foil that lies in front of the film to prevent overexposure  (C) It has an embossed dot on it which should be orientated towards the source of X-rays  (D) It is exposed by the direct action of X-rays on the emulsion <> possible answers', '  All of the following statements about an intraoral dental\nX-ray film are true except: <> context']