This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Pediatrics
Exclusive breastfeeding is advised till what age? 
Select and explain. 
A. 3 months, B. 6 months, C. 9 months, D. 10 months
B: 6 months
Answer: B: 6 months 
Explanation: Exclusive breastfeeding advised for 4-6months of age.(Refer: OP Ghai's Textbook of Pediatrics, 8th edition, pg no. 60, 122)