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
Injury to the medial meniscus is rather impossible when the knee joint does not 
Select and explain. 
A. Extend, B. Flex, C. Rotate, D. All
C: Rotate
Answer: C: Rotate 
Explanation: C i.e. Rotate