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: ENT
Incudomalleolar joint is a; 
Select and explain. 
A. Saddle joint, B. Pivot joint, C. Gliding joint, D. Hinge joint
A: Saddle joint
Answer: A: Saddle joint 
Explanation: The incudomalleolar joint is a saddle joint while the incudostapedial is a ball and socket joint. Both of them are synol joints covered by capsular ligament.