This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Intersex, Subject name: Gynaecology & Obstetrics
The differentiation of the Gonad into Male is dependent on: 
Select and explain. 
A. Presence of SRY gene, B. Lack of SRY gene, C. Presence of AMH, D. Presence of Testosterones
A: Presence of SRY gene
Answer: A: Presence of SRY gene 
Explanation: None