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: Anatomy
[{'content': 'All of the following are Digastric muscles, except? \nSelect and explain. \nA. Muscle fibers in the ligament of Treitz, B. Omohyoid, C. Occipitofrontalis, D. Sternocleidomastoid', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Digastric muscles refers to muscles with two bellies. Sternocleidomastoid has two heads but it does not have two bellies and hence this muscle cannot be termed as a digastric muscle.', 'role': 'assistant'}]