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 Q]: 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 A]: B

[EX Q]: [header] How to be a roller hockey goalie [title] Obtain all the right equipment-all the pads, the helmet, and everything else. [step] Don't try to play without it! [title] Stretch out thoroughly. [step] You should have some type of routine or comfort zone to get into the right mindset. <sep> (A) [title] Have your body on ice and ready to catch the puck (s) any pop off. [title] Lift your arms, but not too quickly. (B) If you just sat quietly for an hour waiting for the ice to harden (or something like it), you will feel tired soon after your session. Still, warming up and stretching will help your body acclimate to the cold one year ago, and you will gain muscle. (C) You'll probably find you need to stretch out much more than any of the other players. Join in the player stretch-out then move onto doing some personal stretches. (D) [title] Use a ice hockey rink and keep the doors open. [step] The best part about ice hockey is that you can roll around and skate along ice in any ice rink.
[EX A]: C

[EX Q]: A lady is petting a dog on a table tied to a wall. the lady <sep> (A) shows the dog a toothpaste brush and water bottle. (B) starts petting the dog and singing. (C) shaves the dog's legs with a razor, and he also shaves his belly button hairs. (D) uses an electric shaver and shaves the dogs hair.
[EX A]:
D