This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Health education & planning, Subject name: Social & Preventive Medicine
[{'content': 'PE and critical path methods are employed in \nSelect and explain. \nA. Community education, B. Health planning, C. Management, D. Health survey', 'role': 'user'}, {'content': 'Answer: C \nExplanation: PE and CPM are pa of network analysis, a management technique.', 'role': 'assistant'}]