input: The following are multiple choice questions (with answers) about medical knowledge.   **Question:** A radiograph of the mandibular posteriors in a patient reveals radiopacity above the apices of right 1st molar. No restoration or cavity present. There is no pain or swelling and the pulp is vital. The diagnosis is:   (A) Periapical granuloma   (B) Cementoblastoma   (C) Radicular cyst   (D) Chronic abscess
output: ['(B) Cementoblastoma <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Periapical granuloma  (B) Cementoblastoma  (C) Radicular cyst  (D) Chronic abscess <> possible answers', '  A radiograph of the mandibular posteriors\xa0in a patient reveals radiopacity\xa0above the apices of right 1st molar. No restoration\xa0or cavity present. There is no pain or swelling and the pulp is vital. The diagnosis is: <> context']