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
Inhibin b hormone has effect on 
Select and explain. 
A. Sertoli cells, B. FSH, C. Seminiferous tubules, D. Spermatogenesis
B: FSH
Answer: B: FSH 
Explanation: None