input: The following are multiple choice questions (with answers) about medical knowledge.   **Question:** Angio fibroma is classified as what stage if it extends to one or more paranasal sinuses   (A) Stage I   (B) Stage II   (C) Stage III   (D) Stage IV
output: ['(A) Stage I <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Stage I  (B) Stage II  (C) Stage III  (D) Stage IV <> possible answers', '  Angio fibroma is classified as what stage if it extends to one or more paranasal sinuses <> context']