This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Lens, Subject name: Ophthalmology
[{'content': 'Most common senile cataract causing glaucoma is \nSelect and explain. \nA. Incipient type, B. Nuclear type, C. Morgagnian hyper mature, D. Sclerotic hypermature', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Morgagnian cataract complicates into phacolytic glaucoma Refer: Khurana 6th edition page number 187', 'role': 'assistant'}]