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 use memes on facebook [title] Log into your facebook account. [step] Go to facebook, and if you're not logged in yet, enter your registered email address, or username, and password in the top right fields. Click " log in " to continue. <sep> (A) [title] See all the memes in the top left section. [step] The memes you want to edit are listed below. (B) [title] Use the appropriate heading to search for memes. [step] In the upper-right corner of the page, you'll see a drop-down menu. (C) [title] Click the update status box at the top of the page. [step] There's an update status box at the top of your facebook news feed and timeline. (D) [substeps] If you haven't signed in yet, you'll need to give the sign in process a shot. Click the " sign in " button in the upper-right corner of the screen.

Ex Output:
C


Ex Input:
The image and label of the presenter or stylist is shown. The presenter styles a female client's hair. The presenter speaks directly into the camera. the client <sep> (A) is shown as she shaves the client's hair. (B) stands in a hair salon and sees her hair being styled. (C) spins slowly on a chair to present her hair. (D) turns towards the camera and gives a final trim.

Ex Output:
C


Ex Input:
A girl with brown hair in all black with a gold star on her shirt is twirling batons. The camera pulls back and we can see she is on a pogo stick. she <sep> (A) does several flips and handstands on the bar. (B) takes several batons and takes them down creating several mistakes in the middle of the exercise and instead of following instruction she clichés. (C) switches to a backhand and then back to the baton and continues twirling around. (D) spins around to the left then stops twirling the batons.

Ex Output:

D