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: Gynaecology & Obstetrics
The hormone responsible for lactation is : 
Select and explain. 
A. Prolactin, B. FSH, C. LH, D. Progesterone
A: Prolactin
Answer: A: Prolactin 
Explanation: Prolactin