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 holds a pair of boots while talking and showing dirty parts. then <sep> (A) , he ankle many large tiny cuts of wood on the floor. (B) , the man replaces some parts by cutting the shoes and cleanser. (C) , the man puts paste on the boots, then he puts the shoes on. (D) , the man put a clothe inside the boot and brush the shaft of the boot thoroughly.
[A]: D


[Q]: [header] How to buy wine for a gift [title] Go mid-range to high end. [step] It's tempting to buy a cheap wine to give as a gift, particularly if you don't know much about wines. However, cheap wine will taste cheap. <sep> (A) Buy the cheapest wines possible at low prices for a lot of fun and a nice gift. [substeps] Vintage wine is well worth the cost, but it won't taste well if you're not buying the bottle. (B) A higher end wine will go right up top and faster, so full quantities have more potential to go up the price of a bottle. [substeps] Anyway, consider your palate when determining whether a bottle is a good choice for your party. (C) [substeps] Spend time visiting upscale restaurants near your destination and learn about wines on your visits. Ask for the wine they recommend to see if you can trade it for cheaper. (D) That's not to say that you can't get a decent wine for a reasonable price. You just don't want to pick the cheapest wine, especially if you've never tasted it yourself.
[A]: D


[Q]: People ride horses in the shallow waters of the sea. People ride the horses in the water along the shore. a horse <sep> (A) defecates in the water. (B) jumps a rope in the water. (C) stands in the sand in front of the sea blowing wind. (D) is floating on the water.
[A]:
A