This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Intestinal Infections, Worm Infestations, Subject name: Social & Preventive Medicine
[{'content': 'Most common site of Hydatid cyst in human body is:- \nSelect and explain. \nA. Spleen, B. Right postero-superior lobe of liver, C. Right antero-inferior lobe of liver, D. Left lobe of liver', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Hydatid disease: Caused by infection with a small tapeworm parasite called Echinococcus granulosus. Most common site of hydatid cyst in human body is Right postero-superior lobe of liver. In hydatid disease, 70% of cysts are located in right lobe of liver. Rest are located in lungs, brain, peritoneum, long bones and kidney.', 'role': 'assistant'}]