This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Definitions and Concepts in HP, Subject name: Social & Preventive Medicine
[{'content': 'The management technique which is more promising tool for application in health field is:- \nSelect and explain. \nA. Cost effective analysis, B. Cost benefit analysis, C. Cost accounting, D. Input output analysis', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Cost Effective Analysis - This is a more promising tool for application in health field than cost benefit analysis It is similar to cost benefit analysis except that benefit ,instead of being expressed in Monetary terms is expressed in terms of Results achieved eg - No. of lives saved or No. of days free from disease', 'role': 'assistant'}]