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]: A black screen appears and the yellow words appear on them read "extreme how-to presents". The second black screen has yellow words that read "installing heated floor tile". a man <sep> (A) is now standing and talking in the corner of a residential home, dressed in a long sleeved button up black shirt, brown long pants, shoes and wearing a hat. (B) is installing the hardwood floors. (C) starts sweeping the floor in a position and putting gel between the tiles. (D) is shown attempting to installation tile in various rooms, including the top floor.
[EX A]: A

[EX Q]: An introduction comes onto the screen for a video about rock climbing and a man introduces what will happen in the video. a men in a blue shirt <sep> (A) is doing a jump and falling off, then he begins to climb along the rock face with another by him. (B) stands behind a rock wall talking. (C) is shown climbing all the way to the top of a rock. (D) and the interviewer is inside of a gate in a park and he begins by jumping up to the top of a roofed wooden fence to do various things.
[EX A]: C

[EX Q]: A blurry black stage is present and then all of a sudden a woman appears playing the piano. While the woman is playing, the blind artist stevie wonder appears playing the harmonica into his microphone. as he <sep> (A) plays, the rest of his band joins in and the guitarist joins the woman on the piano. (B) continues to play ,. (C) plays, the woman continues to play the piano and then to himself in the gym, alone during the session, he hands her back to her then stops playing and begins putting his earphones down. (D) plays, a beside the infographics shown in the screen and he fades away.
[EX A]:
A