This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Non communicable diseases, Subject name: Social & Preventive Medicine
[{'content': 'Which of the following is a third generation intruterine device ? \nSelect and explain. \nA. Cu-7, B. Tcu-200, C. Tcu-380A, D. Progestase', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Progestase Progestase is a 3rd Generation IUD (Medicated /Bio active IUD) Progestase was the \'first hormonal device\', developed in 1976 T-shaped device filled with 38 mg progesterone Rate of hormone release : 65 mcg per day Shelf life : 1-1 1/2 years. Advantages of progestase : 1. IUD with "Lowest expulsion rate". 2. IUD with "Lowest removal rate" Ref: Park 25th edition Pgno : 547', 'role': 'assistant'}]