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: Social & Preventive Medicine
[{'content': 'Benefits of cost benefit analysis of a programme are measured in terms of: September 2008, March 2013 (g) \nSelect and explain. \nA. Number of lives saved, B. Monetary gains, C. Comparison of alternatives, D. Sequence of actions', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Ans. B: Monetary gains', 'role': 'assistant'}]