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: Anatomy
Spermatogenesis occurs at : 
Select and explain. 
A. Body temperature, B. Temperature lower than core body temperature, C. Temperature higher than core body temperature, D. Temperature does not play a role
B: Temperature lower than core body temperature
Answer: B: Temperature lower than core body temperature 
Explanation: B i.e. Temperature lower than core body temperature