input: The following are multiple choice questions (with answers) about medical knowledge.   **Question:** Which of the following vessel is not ligated in case of epistaxis control?   (A) Maxillary aery   (B) Anterior ethmoidal aery   (C) Internal carotid aery   (D) External carotid aery
output: ['(C) Internal carotid aery <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Maxillary aery  (B) Anterior ethmoidal aery  (C) Internal carotid aery  (D) External carotid aery <> possible answers', '  Which of the following vessel is not ligated in case of epistaxis control? <> context']