This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Epidemiology, Subject name: Social & Preventive Medicine
[{'content': 'An epidemiological hypothesis should specify the following except- \nSelect and explain. \nA. Population, B. Time response relationship, C. Geographical trends, D. Expected outcome', 'role': 'user'}, {'content': 'Answer: C \nExplanation: an epidemiological hypothesis should specify ceain factors which incudes 1.the study population.the population in which the outcomes relative to the proposed hypothesis has to be obtained. 2.time response relationship must be emphasised before the confirmation of outcomes on testing the hypothesis. 3.formulation of aa expected outcome. ref:park&;s textbook,ed 22,pg no 77', 'role': 'assistant'}]