This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Collateral and Cruciate Ligament Injuries, Subject name: Orthopaedics
[{'content': 'Injury from lateral side of knee causes damage to - \nSelect and explain. \nA. MCL, B. LCL, C. ACL., D. PCL', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' i.e.,MCLo Injuries from lateral side of knee causes valgus stress, resulting in injury to medial collateral ligament,o Conversely, injury' from medial side of knee causes varus stress and injury to lateral collateral ligament.", 'role': 'assistant'}]