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 start a local petition [title] Understand the issues in your community. [step] For a local petition drive, you will need to begin by understanding the important issues in your community. Read your local newspapers. <sep> (A) See if your town has government aid programs dedicated to conforming to local laws or new legislation. [substeps] Find support from local political and cultural organizations by asking other supportive people in your community for help. (B) Attend sessions of your city council or other local legislative body. Find out what people are saying or thinking about your issue. (C) Ask the kids at your school or daycare if they have noticed anyone else doing so. Try to check the elections board for any upcoming election. (D) Check websites like facebook and twitter for a local petition. [substeps] You can also organize the petition by taking several letters from your local newspaper.

Ex Output:
B


Ex Input:
[header] How to sell dvds on amazon [title] Register for an amazon seller account. [step] Go to amazon's seller central site to sign up for a third party seller account. Fill out the registration form with your name, email address, and unique login password. <sep> (A) Once your account has been activated, you'll be able to sell your used items on amazon. [substeps] You may also be asked to provide some basic financial information, such as your debit card or bank account number. (B) Agree to the terms and conditions of the seller account and click on " register " at the bottom right of the page. You will receive your cd rental rights next to your name. (C) [title] Copy your dvd, videos, or files onto your home screen using the same link on the seller main page. [step] Make sure this link is easy to write and that your dvd is in a separate folder for storage purposes. (D) Most sellers will require you to provide a proof of registration and identification number before you can register. [substeps] If you don't yet have an amazon account, you can register this online or in person.

Ex Output:
A


Ex Input:
A guy is wiping a car tire. A female walks from driver side lightly rubbing a black cloth on the join the guy. the female <sep> (A) holds the heavy cloth over the guy car tire. (B) rolls down the window. (C) throws the black cloth on a car directly above the tire the man is cleaning. (D) then wipes after the guy on the other side.

Ex Output:

C