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
Population control can be best achieved by 
Select and explain. 
A. Education, B. Spacing between pregnancies, C. Early sterilization, D. Nutrition
B: Spacing between pregnancies
Answer: B: Spacing between pregnancies 
Explanation: None