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
Cremasteric muscle is supplied by: 
Select and explain. 
A. Genital branch of genitofemoral nerve, B. Femoral branch of genitofemoral nerve, C. Lateral femoral nerve, D. Ilio-inguinal nerve
A: Genital branch of genitofemoral nerve
Answer: A: Genital branch of genitofemoral nerve 
Explanation: A. i.e. Genital branch of genitofemoral nerve