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: Medicine
[{'content': 'All of the following infections are sexually transmitted, except: \nSelect and explain. \nA. Candida albicans, B. Echinococcus, C. Molluscum contagiosum, D. Group B streptococcus', 'role': 'user'}, {'content': "Answer: B \nExplanation: Candida albicans, molluscum contagiosum virus and group B streptococcus are sexually transmitted diseases. Echinococcus granulosus is spread through feco-oral route. Sexually transmitted pathogens include : Bacteria such as Neisseria Gonorrhea, Chlamydia trachomatis, Mycoplasma hominis, Treponema pallidum, Hemophilus ducreyi, Gardenella vaginalis, Group B streptococci. Fungi such as Candida albicans, Viruses such as HSV, Hepatitis B, CMV, HPV, Molluscum Contagiosum, Protozoa such as Trichomonas vaginalis and Entamoeba histolytica. Ref: Harrison's Principle of Internal Medicine, 16th Edition, Page 1095, 1762, Chapter 220; Blaustein's Pathology of the Female Genital Tract By Ancel Blaustein, 5th Edition, Page 161", 'role': 'assistant'}]