This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Pathology of Conception, Subject name: Gynaecology & Obstetrics
[{'content': 'Most common cause of intrauterine infection \nSelect and explain. \nA. Rubella, B. Toxoplasma, C. Hepatitis, D. Cytomegalovirus', 'role': 'user'}, {'content': "Answer: D \nExplanation: Ans. is 'd' Cytomegalovirus Most common cause of intrauterine infection is cytomegalovirus.", 'role': 'assistant'}]