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': "False about Echinococcus granulosus is \nSelect and explain. \nA. Man is the dead end, B. Causes hydatid disease, C. Casoni's test is Sensitive, D. Hydatid fluid is secreted by Ectocyst", 'role': 'user'}, {'content': 'Answer: D \nExplanation: Hydatid fluid is Secreted by Endocyst also called as Germinal epithelium.', 'role': 'assistant'}]