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:
Two men are talking in a news room. some people <sep> (A) are riding bikes in snowy terrain. (B) have gathered outside to watch. (C) are kayaking in the river. (D) are outdoors playing a game in a sandy field.

Ex Output:
B


Ex Input:
We see an animated opening screen. A child washes and dry their hands leaving the water on which and adult turns off. we <sep> (A) see a boy record himself skating on the ice. (B) see a blue information screen. (C) see two people rinse their hands off as adults wash theirs. (D) see the kids wash their hands and leave the water.

Ex Output:
B


Ex Input:
A leaf blower is shown blowing a large pile of leaves across a green lawn in front of residential houses. the leaves <sep> (A) fly up in the air but stick largely together as the the leaf blower wipes the ground clean of brown leaves and starts to form piles on the lawn. (B) blow in several different ways and all different colors on all at the same time. (C) get moved over by a hand driving that continues to blow leaves. (D) turn yellow, and smoke begins to blow from the mouth of the blower.

Ex Output:

A