Instructions: 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".
Input: [header] How to deal with migraines [title] Prevent a migraine from getting worse. [step] It is important to take immediate action to prevent a migraine from becoming worse. Once a migraine has started there a few things you can do to reduce the severity and help deal with the headache. <sep> (A) [substeps] Wear prescription medical gloves and eye guards to protect yourself from any contact with the device you are using to treat a migraine. Do not allow the device to roll or become twisted during the process. (B) [substeps] Find a calm environment and retreat from your daily challenges as much as possible. Dim the lights in the room lie down or use a reclining chair if possible. (C) [substeps] Taking migraine medication can help control the immune response and reduce inflammation. Many experts recommend taking 150 minutes of aspirin each morning if you have a migraine. (D) You can : [substeps] Try to sleep during the day. Avoid going to bed during the day as this irritates the central nervous system.
Output:
B