This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Medicine
[{'content': 'Which of the following viruses does not produce viral esophagitis? \nSelect and explain. \nA. Herpes simplex, B. Adenovirus, C. Varicella, D. Cytomegalovirus', 'role': 'user'}, {'content': "Answer: B \nExplanation: Organisms causing infectious esophagitis:HSV 1 & 2Varicella-zoster virusCytomegalovirusHIVLactobacillus and B-hemolytic streptococciCryptosporidiumPneumocystis carniiMycobacterium tuberculosisCandida albicans(Ref: Harrison's 18/e p2436)", 'role': 'assistant'}]