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: Surgery
Acute mastitis commonly occurs during? 
Select and explain. 
A. Pregnancy, B. Pubey, C. Lactation, D. Infancy
C: Lactation
Answer: C: Lactation 
Explanation: Ans. is 'c' i.e. Lactation