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:
There's a woman sitting on a cozy chair with her two cats next to her, knitting a black yarn hat. the black cat <sep> (A) wakes up from its sleep, goes over and rubs on the woman several times and one person in the back grabs his cat, drinks some water and finally goes back to sleep. (B) is now sitting on a silver plate, one paw quickly getting knitzed. (C) gives a series of pats on the brown and blue body, while the black cat tries to stand up. (D) is sitting right next to her and playing with the yarn while the brown cat is watching them.

Ex Output:
D


Ex Input:
[header] How to choose a dating site profile picture [title] Let them see you. [step] A profile picture's main purpose is to let potential matches see you. Because profile pictures tend to be small, you might want a picture of just your face or your shoulders and face. <sep> (A) Alternatively, you could create your own photo that includes the only aspect of your face that is not too large. [title] Optimize the picture to serve as a place to get ideas. (B) ( this is probably too self-deprecating and rather a trap for the stalker. ) showing them your face lets the potential date know exactly why you are happy with them. (C) That way, they can see you easily without even clicking on your profile. [substeps] That means getting an up-close picture. (D) And as a profile image can be a good way to portray your personality and show potential dates or non-potential matches, you should also have a picture of you together. You can use any picture of you as your profile picture if you have access to the internet.

Ex Output:
C


Ex Input:
[header] How to overcome your weaknesses [title] List events with unfavorable outcomes in your life. [step] As you go through life, some things will go the way you want and others won't. Making a list of your failures or shortcomings can point you in the direction of your weaknesses. <sep> (A) [substeps] For example, maybe you're not excellent at maths-one step you can't do well on isn't as easy as it sounds to you. Perhaps you're less prepared to make good grades in a club. (B) Include events that you have already tried and are proud of. Think of things that will help you overcome your shortcomings. (C) [substeps] Look back on your childhood or a conversation that ended badly. Make a list of things you've done wrong and all of the ways you've tried to correct it. (D) Write down anything in life that didn't turn out the way you had hoped. [substeps] For example, if you continuously fail to keep a relationship going for more than a few months, write that down.

Ex Output:

D