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
An anganwadi worker is trained for- 
Select and explain. 
A. 3 months, B. 4 months, C. 5 months, D. 6 months
B: 4 months
Answer: B: 4 months 
Explanation: Ans. is 'b' i.e.. 4 months