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 avoid the stomach flu [title] Wash your hands often. [step] Wash your hands carefully with soap and water for at least 20 seconds. Always wash your hands after going to the washroom and before and after handling food and eating. <sep> (A) Washing your hands is important, since if the way you handle and eat is bad (germs, bacteria, etc. ), your best chance at preventing the flu is by keeping your hands clean. (B) Don't attempt to dry or clean your hands on something other than a business table. [title] Wear long pants (not utility pants to wear running shoes with). (C) [substeps] It's a good idea to wash your hands between-and as many times as you go to the bathroom. This will help prevent an episode of nausea in the future, as well as allow your body time to shut down its internal defenses to fight off food, germs, and viruses. (D) This will help to prevent the spread of germs. Germs on your hands can get into your eyes, ears, and nose and make you sick.

Output: D


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 grow popcorn [title] Buy some fertile popcorn seeds. [step] You can use plain popcorn from a bag, but you will want to do a fertility test first. Not all store-bought popcorn will be fertile because of the heating and sterilization processes popcorn goes through before being packaged and sold. <sep> (A) [substeps] The glow this is used to depict the raw kernel kernels will emerge with the film creation process. Process can take between 4 and 6 months. (B) You can also buy popcorn seeds from a seed company or from a farmer. [substeps] To test store-bought popcorn for fertility: sow 20 seeds, water, and wait. (C) So the best thing to do is to buy the seeds that come with prepackaged popcorn for the best results. [substeps] Check the price of your popcorn to see if the seller offers a warranty regarding the quality of your popcorn. (D) In this case, buy some seeds from a store like santo's store. They contain an enzyme which activates prolactin, which your popcorn will absorb.


Output: B