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: Physiology
[{'content': 'Cocospinal tract lesion leads to: \nSelect and explain. \nA. Spaticity, B. Extensor plantar response, C. Exaggerated tendon reflexes, D. All', 'role': 'user'}, {'content': 'Answer: D \nExplanation: A, B, C i.e. Spaticity, Extensor plantar response, Exaggerated tendon reflexes', 'role': 'assistant'}]