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
BARS&; system is a method of - 
Select and explain. 
A. System analysis, B. Performance appraisal, C. Network analysis, D. None of the above
B: Performance appraisal
Answer: B: Performance appraisal 
Explanation: System analysis is essentially finding the cost effectiveness of the available alternatives A network analysis is a graphic plan of all events and activities to be completed inorder to reach an end objective (refer pgno:872 park 23 rd edition)