This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: JIPMER 2017, Subject name: Medicine
[{'content': 'A patient presents with polyuria and elevated prolactin levels. There is family history of father died due to renal stones. He has Ca2+of 12 g% and PTH levels of 260 IU/L. Most likely diagnosis is: \nSelect and explain. \nA. MEN 1, B. PGA 1, C. MEN 2, D. Autoimmune polyendocrinopathy', 'role': 'user'}, {'content': 'Answer: A \nExplanation: None', 'role': 'assistant'}]