input: The following are multiple choice questions (with answers) about medical knowledge.   **Question:** Most appropriate method of isolation during tooth preparation in vital tooth:   (A) Cotton rolls   (B) Salivary ejector   (C) Isolation with rubber dam   (D) Svedopter
output: ['(C) Isolation with rubber dam <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Cotton rolls  (B) Salivary ejector  (C) Isolation with rubber dam  (D) Svedopter <> possible answers', '  Most appropriate method of isolation during tooth preparation in vital tooth: <> context']