This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Clostridium, Subject name: Microbiology
[{'content': 'Clostridium difficile can be spread through all EXCEPT- \nSelect and explain. \nA. Oral - fecal route, B. Direct, C. Hand to hand contact, D. Needles', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Ans. (d) NeedlesRef: Microbiology by Ananthanarayan and Paniker 8th ed. /251, 263, 634* The organism is carried by about 3% of the general population and about 30% of the hospitalised patients in their gastrointestinal tract.* It is usually transmitted by the feco-oral route and direct contact and hand to hand transmission are important modes of transmission in the hospitalized patients.* Clostridium difficile causes pseudomembranous colitis.', 'role': 'assistant'}]