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: Surgery
Most common cause of clicking 
Select and explain. 
A. Disc displacement with reduction, B. Disc displacement without reduction, C. Hypermobility, D. Loose articular bodies
A: Disc displacement with reduction
Answer: A: Disc displacement with reduction 
Explanation: None