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: Physiology
FSH acts on which of the following: 
Select and explain. 
A. Granulosa cell, B. Theca interna, C. Endometrium, D. Myometrium
A: Granulosa cell
Answer: A: Granulosa cell 
Explanation: A i.e. Granulosa cells