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: Microbiology
[{'content': 'Fully embryonated egg of trichuris trichiura contains \nSelect and explain. \nA. Eight blastomeres, B. Unsegmented ova, C. Rhabditiform larva, D. Ciliated embryo', 'role': 'user'}, {'content': 'Answer: C \nExplanation: None', 'role': 'assistant'}]