Teacher:In this task, you are given a context and four options. Each option is a suggested ending for the context. You should read the context and pick the best ending for the context. Please answer with "A", "B", "C", and "D".
Teacher: Now, understand the problem? Solve this instance: [header] How to treat polycythemia vera [title] Discuss aspirin with your doctor. [step] Aspirin can be used to reduce the risk of things like blood clots and strokes. Your doctor may want you to take a low dose of aspirin each day depending on your current health. <sep> (A) [substeps] Usually, aspirin is the first course of treatment. Doses are usually around 81 milligrams, but your dose may be lower or higher depending on your health. (B) For example, in the u.s., the standard dose of 3 milligrams for a week is 300 mg/day. Taking aspirin first thing will raise your blood sugars, increasing your chances of having a stroke. (C) Many generic aspirin products have preparations and instructions that vary. Always follow a doctor's advice when taking aspirin. (D) [substeps] Ask your doctor if aspirin is safe for you when you are pregnant or breastfeeding. Some doctors will advise you to use over the counter pain relievers, such as ibuprofen or acetaminophen or use aspirin sparingly.
Student:
A