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:
A man wearing grey shorts kneels down on a carpeted floor and begins stretching. The man moves his right leg under his hip and in front of his left knee. the man <sep> (A) continues exercising his left leg. (B) is then sitting while he's exercising and putting a harness. (C) then begins looking comfortable about doing this and stretches. (D) begins to rock back and forth in a slow movement as he stretches.

Ex Output:
D


Ex Input:
A group of people are in a gym playing dodgeball. a logo <sep> (A) appears and clears the tiles. (B) representing dartmouth appears, followed by other words. (C) appears on the screen. (D) shows up with arrows.

Ex Output:
C


Ex Input:
[header] How to learn sesotho [title] Be aware that, like for any other language, sesotho requires you to hear it in order to learn it. [step] Visit the country or listen to radio lesotho as often as possible [title] Realize early on that sesotho is probably not like any language you've learned before. [step] Never try to compare a language you're learning with one you already speak. <sep> (A) The idea is that a language is like a foreign language. [title] Have a friend or family member lend you a translator so that you understand everything. (B) Also, remember that your goal is to know the material. [title] Understand that there is a difference between sesotho and the other languages you can learn spanish, japanese, or french in. (C) It is a bad language to be reading and practicing. After hearing it, try practicing your language. (D) [title] Use the internet to listen to model sentences and to do quizzes (see links below). [title] Use a dictionary as often as possible.

Ex Output:

D