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': 'Finding the most cost effective way doing a project – \nSelect and explain. \nA. Network analysis, B. System analysis, C. Cost analysis, D. Field analysis', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Cost analysis \n\nCost analysis is simply a part of good programme budgeting and accounting practices, which allow manager to determine the true cost of a project.\nIt includes :\n\nCost - effective analysis\nCost - benefit analysis', 'role': 'assistant'}]