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
Age of gestation when ovaries and testis are first distinguishable : 
Select and explain. 
A. 4 weeks, B. 8 weeks, C. 12 weeks, D. 16 weeks
B: 8 weeks
Answer: B: 8 weeks 
Explanation: 8 weeks