This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Lower limb, Subject name: Anatomy
Muscle supplied by lumber plexus is? 
Select and explain. 
A. Obturator extemus, B. Obturator internus, C. Piriformis, D. Gastrocnemius
A: Obturator extemus
Answer: A: Obturator extemus 
Explanation: Ref - medscape.com