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". 

Ex 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.

Ex Output:
D


Ex Input:
[header] How to handle defeat [title] Keep your cool. [step] You can keep your cool in a losing situation by forgiving yourself, and your teammates (if applicable). Tell yourself, " as long as i put forth my best effort, it's ok that i lost. <sep> (A) I'm confident enough to continue the game. " while you may feel angry and annoyed, don't feel like you have to take this defeat personally. (B) I'm proud of me because i know how great that first pass was! " get rid of your negative energy. Don't let that energy begin to build up and undermine your strategy. (C) I tried really hard, but the other person had an advantage. " you can also reassure yourself that it is not the end of the world, and that there will be more opportunities for you to win. (D) " [substeps] Dwelling on a feeling of defeat is not only unhealthy, it can make you feel more sad, like nothing more than a failure. If you don't take pride in your defeat, you'll become more jaded, more annoyed, and more angry.

Ex Output:
C


Ex Input:
The man pushes the knife on a block and starts sharpening it. The man pours water on the knife. the man <sep> (A) cuts the knife and stand on a pushup to sharpen it. (B) adds another block on the screen and puts water on the block. (C) shows off the sharpener then scrapes the knife edge off using a saw. (D) leaves and returns with a knife.

Ex Output:

B