This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Other Key Definitions & Concepts, Subject name: Social & Preventive Medicine
[{'content': 'A 27 years old male unable to perform Sexual activity is:- \nSelect and explain. \nA. Disease, B. Impairment, C. Disability, D. Handicap', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Spectrum of Disease: Disease - Any abnormal condition of an organism that Impairs function of a person. Impairment - Loss of anatomical / physio/ psycho function. Disability - Unable to carry out ceain activities considered normal for his age,sex etc. Handicap - Unable to perform social role.', 'role': 'assistant'}]