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: Consider 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.

Output: A


Input: Consider Input: [header] How to handle having a toxic mother [title] Be aware that your mother might not realise that what's she's doing or saying is affecting you. [step] Try talking about it with her, telling her how you feel. You might be surprised to find that she's actually quite understanding; after all, she's human too. <sep> (A) [title] If you're really dealing with a toxic mother, be caring. [step] Basically, try your best to show she is not hurting you. (B) [substeps] You might be embarrassed, and really hurt. Try to talk to her about your feelings instead. (C) [substeps] You could say, " i feel frightened about what you're telling me. I wish i could make you feel better, but i don't know how. (D) [title] Choose the right time to talk it over. [step] There is a wrong time for you to have this conversation.

Output: D


Input: Consider Input: [header] How to start a letter to a judge [title] Choose your materials. [step] A professional-looking letter should by typewritten on good-quality paper and signed in pen. Normal white 8.5 " x11 " printer paper is acceptable. <sep> (A) A puffball map book may also work for this purpose. [title] Get a rough idea of what you want your letter to say. (B) You can also find " résumé " or " business " paper, which is typically slightly heavier and off-white in color. When typing your letter, choose a business-appropriate font that is easy to read. (C) Brass or plastic envelopes or envelopes with clear, solid markings are acceptable. Paper should be thin enough that you are able to see the writing inside it. (D) Standard york state law prohibits the use of printed and signed letterhead. Legible letterhead is flattering to photos, but ink transfers from a clean printer can be misleading, just because it doesn't convey the exact wording.


Output: B