This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Endocrinology, Subject name: Medicine
[{'content': 'In type I DM true about- \nSelect and explain. \nA. 90%femilyH/O, B. Antibodies aganist b cells, C. Insulin given to RxDKA, D. D.K.A occurence', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Risk factors include having a family member with the condition.The underlying mechanism involves an autoimmunedestruction of the insulin-producing beta cells in the pancreas] Diabetes is diagnosed by testing the level of sugar or glycated hemoglobin (HbA1C) in the blood. Type 1 diabetes can be distinguished from type 2 by testing for the presence of autoantibodies There is no known way to prevent type 1 diabetes. Treatment with insulin is required for survival.', 'role': 'assistant'}]