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".

[Q]: A man demonstrates how to walk across and navigate a slackline in a grass courtyard in front of apartments. the man <sep> (A) demonstrates how to traverse a low brick fence on a residential street. (B) walks slowly across the slackline while talking and stopping to talk to passerbys. (C) stands on a slackline balancing himself with his arms before the clip cuts to him interviewing. (D) poles backward, glasses on and he begins to walk while holding the slackline while walking across the courtyard.
[A]: C

[Q]: As the female athletes continue their practice a man wearing a gym outfit gets interviewed while he stands in front of targets. finally a female athlete <sep> (A) is shown interviewing a man and she begins to demonstrate how to hit the bowling ball. (B) gets interviewed as the female athletes continue to practice archery. (C) approaches a green field and a man walks around her to introduce her. (D) connected to an indoor video begin she her throwing match.
[A]: B

[Q]: Two bulky men, wearing black top are standing on the table, they put their arms on the table and positioned themselves in an armwrestle match. the men <sep> (A) are broken in the conversation and then stand and talk. (B) started to arm wrestle while while a referee is watching closely to the men's arm to see who is winning. (C) eyes are in the stands watching the competition. (D) started wrestling, one of the singers on the stage started singing the song and stumble in the ring as the wrestler in brown shirt is also fighting, the crowd applaud.
[A]:
B