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 lot of people are gathered in a pier next to a lake with a lot of people kayaking. man <sep> (A) is in sal driving the boat to the lake and kayaking. (B) is being interviewed by a reporter. (C) is sitting on bench talking while people sits on water kayaking and their stares are bent over. (D) is standing in the lake and playing darts and playing with others.
[A]: B

[Q]: This video allows viewers to hear the testimony of a customer who has used the pro roofing service. First the man tells how he heard about the service and how great it is. he <sep> (A) also says that he chose pro roofing because the neighbors chose it and persuaded him by telling how great the service is. (B) gets the materials to do the job and is joined by a group of small children who are drinking lemonade at the lemonade stand and talking. (C) starts by explaining how he is going to first tell the detail of creating a casing using an iron, then he starts on eggs and bacon. (D) talks about some graphic details.
[A]: A

[Q]: [header] How to make barbecue chicken mac and cheese [title] Clean the chicken with baking soda and vinegar. [step] Place the chicken breast into a large bowl and sprinkle about cup of baking soda on it. Then pour about a cup of vinegar into the bowl and mix it all up. <sep> (A) After doing this, stir in 1 tbsp of salt and 1 tbsp of pepper. Let the chicken rest on the spoon for about 10 minutes so it has a chance to soak up that bubbly liquid. (B) [substeps] Leave the mixture to soak for 1 hour. Then stir the chicken again and let it sit for another hour. (C) This will soak up any excess on the pan and your dish. [substeps] You may want to water your chicken after you wash it so the food is thoroughly moist. (D) [title] Drain the liquid and rinse the chicken with cold water until it is clean. [step] Take the chicken from the bowl and put it onto your cutting board.
[A]:
D