instruction:
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". 
question:
[header] How to get rid of migraines [title] Learn all you can about migraines. [step] Nobody knows exactly what causes migraines. A lot of research has gone into the exact cause of migraines, but with little success. <sep> (A) People who experience migraines regularly have been having regular consultations with doctors and they still don't know what is causing them. Anything you experience requires some much-needed research or hypnosis to rule out any medical issues or underlying conditions. (B) Migraines result from a lack of sensory focal points or groups. They occur in fewer than three brain groups. (C) Just finding out what causes them will give you some tips on dealing with them. [substeps] Most people develop migraines because they have no symptoms or aren't able to respond to stimuli. (D) It is generally agreed upon that the trigeminal nerve plays a role in migraine pain. The trigeminal nerve is a cranial nerve that facilitates a major pain pathway.
answer:
D


question:
[header] How to go dairy free and stay healthy [title] Make changes to your diet slowly. [step] Start by making small changes to your diet, removing dairy slowly and over time. By making small changes that you can live with, you will find it easier to sustain this new diet that you are implementing. <sep> (A) [substeps] The purpose of these changes is to reduce your current sugar intake or processed food consumption, so don't put the drastic changes in your diet into perspective. If you go dairy free, you'll start not eating or making overly processed foods. (B) This will help to motivate you to start eating healthier. [substeps] You may need some additional input of what you should change every day. (C) [substeps] Don't start a new diet that increases your risk for developing some form of obesity. This can reduce your metabolism and enables you to control your weight. (D) [substeps] By gradually decreasing your consumption of dairy products, cravings may not be as intense. If you are already aware of the dairy products you currently consume, remove the dairy products that you can live without.
answer:
D


question:
[header] How to write a business process document [title] Gather a knowledgeable team. [step] At the beginning and throughout the process document creation process, you will need to work with a team relevant to the process you are outlining. Make sure to involve the people who carry out the process and their immediate superiors, as well as any upper-level management who need to approve changes to the process as you go. <sep> (A) Also make sure to focus more on streamlining your process process. [substeps] Ask questions you think the ball might roll in. (B) [substeps] If possible, reflect on each start-up period and the estimated amount of time its going to take for the process to get going. Typically it is about a week and a half. (C) Ideally, you will include as many managers, bosses, co-workers, and data officers as you have up front. Think carefully about anyone who has open access to the process document itself. (D) Try using meetings or informal focus groups with these people at the beginning when modeling the process. This will ensure that you don't miss any crucial steps or parts of the process.
answer:

D