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 find a penpal [title] Think about what you want to send. [step] There are many different ways to correspond with a penpal, and deciding on the one that's right for you makes it easier to sort through the number of penpal websites on the internet. Some people prefer communicating electronically while others like to use penpals as a means of creative communication. <sep> (A) [substeps] The international union of mail-artists is a website dedicated to those who like sending postal art to their penpals. Iumoa is a much more niche community as it has roughly 4 , 000 active members. (B) Read the different penpal websites carefully and decide on the one you wish to write a message for. [title] Enter the number and contact information you would like to use in the address bar (in the upper right hand corner of the web page). (C) [substeps] Remember that there is no set password to choose from across a thousands of websites, but feel free to use whatever feels most comfortable for you. [title] Narrow the search criteria to near the lowest classifications. (D) Some people like to send messages on social media or email, while other people prefer to send text messages or instant messages. [title] Decide which websites you want to find.

Ex Output:
A


Ex Input:
[header] How to pack clothes for moving [title] Lay out and sort your clothes. [step] Often times over the years clothes can become piled up without you even realizing it. The first step to sort this all out is to get all of your clothes out from your dresser, closet, attic, and below your bed. <sep> (A) Divide this small packing task into smaller tasks, like carrying some sheets or tossing off the rest. That way, you have all of the steps to get everything packed well and comfortably. (B) This ensures that you have all the clothing you need until the day of the move. [title] Keep your clothes with you at all times. (C) Get everything sorted based on what has happened while you were on the move. [substeps] For example, say you moved in from college and you have all of your clothes in your new dorm space. (D) Lay everything out, either across your floor, or on top of your bed. Begin to pair things together, based on color, size, and fabric.

Ex Output:
D


Ex Input:
Several suffering bulls are shown as the fight in the ring with matadors. a painting of a suffering bull <sep> (A) begins, followed by an audience. (B) is added to many other scenes throughout the video. (C) is shown high up. (D) is also shown during the video as the matadors fight the bulls.

Ex Output:

D