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 video of clipping a cats toenails is shown. Each paw is grabbed and the nail is pushed out and trimmed. the cat <sep> (A) paws are re-clipped making a clean appearance. (B) scrapes the nail clean before clipping it. (C) loss hurt but she's gotten over it and is now kicking back showing off her toe nails. (D) is oddly calm the whole time.

Ex Output:
D


Ex Input:
Two young children come down the slope in red and black tubes. They come down steadily and smoothly till they reach the bottom of the slope. there <sep> (A) are some other people climbing up the slope with tubes and sledges in their hands. (B) are some people standing near a water drop holding tubes. (C) they sit on the rails and wait for the lift to come before they get off the roller coaster. (D) is an interview with a reporter from the tv station and a news station talking about mountainous terrain and the people who are climbing to the bottom of the hill.

Ex Output:
A


Ex Input:
[header] How to avoid sitting at your desk too long [title] Set alarms for yourself. [step] It can be tough to figure out just when you can take more steps or be more active at the office. This is especially true if you're super busy during the day and find that your day flies by. <sep> (A) While the ideal time to focus on work is right when your insomnia is most severe, you can find your way out of trouble by setting a few alarms for yourself during any of the early mornings of the week. [substeps] Set alarms in the mornings, especially at 5 am. (B) [substeps] Set alarms or reminders for yourself to move. This can help draw your attention to your activity level and help you focus on getting in enough movement or steps during the day. (C) Create a reminder of the specific moment in your day that is most stressful for you. Try ticking off emails you've noticed you're doing at work or organizing documents you've kept in piles on your desk. (D) Schedule scheduled tasks into your calendar and within one to two weeks of those ones, set reminders and wake-up times. [substeps] To set alarms and wake-up time, right-click anywhere on your desktop and select " settings.

Ex Output:

B