input: The following are multiple choice questions (with answers) about medical knowledge.   **Question:** Which of the following sinus grows till early adulthood:-   (A) Maxillary   (B) Ethmoidal   (C) Frontal   (D) Sphenoid
output: ['(C) Frontal <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Maxillary  (B) Ethmoidal  (C) Frontal  (D) Sphenoid <> possible answers', '  Which of the following sinus grows till early adulthood:- <> context']