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: Orthopaedics
About posterior cruciate ligament, true statement is - 
Select and explain. 
A. Prevent posterior displacement of Tibia, B. Attaches to lateral femoral condyle, C. Intra synovial, D. Inserted on medial side of medial femoral condyle
A: Prevent posterior displacement of Tibia
Answer: A: Prevent posterior displacement of Tibia 
Explanation: PCL prevents posterior gliding (subluxation) of tibia over femur.

ACL attachments 

Origin (anterior) : - From anterior part of intercondylar area of tibia just behind the anterior horn of medial meniscus.
Insertion (posterior) : - On posterior part of medial surface of lateral femoral condyle.

PCL attachments

Origin (posterior) : - From posterior part of intercondylar area of tibia.
Insertion (anterior) : - On anterior part of lateral surface of medial femoral condyle.