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
Which of the following is a quantitative method of health management? 
Select and explain. 
A. Cost effective analysis, B. Human resource management, C. Communication management, D. Suppoive supervision and leadership
A: Cost effective analysis
Answer: A: Cost effective analysis 
Explanation: Quantitative methods are derived from the field of economics, operation research and budgeting. Some of these techniques have a great role in the management of health servicesEx: Cost-benefit analysis, Cost-effective analysis, Cost-accounting, Input-output analysis