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". 

Example Input: [header] How to warm a horse's bit [title] Dunk in hot water, then wipe dry. [step] Heat water until it's just begun to steam, then bring it over to the stall in a bucket. Place a safety hook over the bucket and drape the bridle over it, making sure not to let the leather touch the water or the ground. <sep> (A) Dunk the bit for 10-15 seconds in hot water, or 1-2 minutes in lukewarm water. Wipe the bit down with a cloth to dry it. (B) Try to keep your head at least six inches from the water. The halter and bridle should be crimped, not tightened, to avoid fraying. (C) [substeps] You don't want the bridle to get hot. If this happens, you need to bring a band-aid or thick covering of newspaper over the cloth. (D) Smooth out any wrinkles so the bridle stays in place. [substeps] When you go to wash the bridle, look in the mirror to see if it fits.
Example Output: A

Example Input: A large man is doing behind the neck shoulder presses. He is holding his breath doing them and then he stands up and starts to walk. he <sep> (A) is doing the arm push again and then runs and does it again. (B) takes a huge leap and comes back into the ring back into the circle. (C) gets back on the bench and does a few more pf the shoulder presses again. (D) stops after completing the lunges and sets his gear down.
Example Output: C

Example Input: [header] How to resolve livestock collision disputes [title] Check that you are covered with insurance. [step] If you are the driver, then you probably have auto insurance. However, you should check whether you have collision coverage. <sep> (A) If you do not, then report the violation as an accident. [substeps] If you are the driver, then then you have liability to pay for. (B) This type of coverage will pay to repair your car after the crash. [substeps] If you are the livestock owner, then you should check whether you have general farm insurance coverage. (C) Under this article, you can't be covered. Nevertheless, you should feel you are covered. (D) Including this information in your claim can speed the process and make it easier to resolve your dispute. [substeps] You can search the vehicle's manual or check it online.
Example Output:
B