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
All of the following maintain the stability of ankle joint except: 
Select and explain. 
A. Cruciate ligament, B. Shape of the bones, C. Tendons of muscle which cross the joint, D. Collateral ligament
A: Cruciate ligament
Answer: A: Cruciate ligament 
Explanation: Cruciate ligament Cruciate ligaments are found in the knee and not ankle. Cruciate ligaments are pairs of ligaments arranged like a letter X. They are the anterior cruciate ligament (ACL) and the posterior cruciate ligament (PCL). They maintain anteroposterior stability of the knee joint.