This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Surgery
[{'content': 'Bezold abscess is seen in: September 2010 \nSelect and explain. \nA. Sternocleidomastoid Muscle, B. Sternohyoid muscle, C. Saorius muscle, D. Semimembranosus muscle', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. A: Sternocleidomastoid Muscle Bezold's abscess is an abscess in the sternocleidomastoid muscle where pus from a mastoiditis escapes into the sternocleidomastoid. It is a rare complication of acute otitis media.", 'role': 'assistant'}]