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 in yellow glasses takes a drink out of a water bottle. People are running across a finish line of a race. someone <sep> (A) falls back on the sand and gets trampled. (B) puts a medal around another person's neck. (C) crashes into the backstretch lane. (D) holds up crumpled sticky things.

A: B
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Q: [header] How to introduce a pleco to a goldfish tank [title] Ask how large the pleco will grow to be. [step] Although most pet stores will sell plecos that are only a few inches in length, you should know that they can grow quite large. Fully grown plecos can reach up to two feet in length. <sep> (A) [title] Check your tank's surface before you place the pleco into the tank. [step] Make sure that your aquarium is opaque or has a drop-down tray so that your pleco is not exposed to water. (B) This can have a negative impact on their lifespan. [title] Choose a tank with large walls and no air holes. (C) [title] Make sure you cover more than twice the tank. [step] If you find that your pleco grows too much, cover the entire tank with a blanket. (D) The exact size of the pleco will vary depending on the species. Ask someone at the pet store how large the pleco will get before making a purchase.

A: D
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Q: [header] How to perform well during an exam or test [title] Take notes during class and study beforehand. [title] Read the instructions. [step] This is the first most important thing to do. <sep> (A) Calm yourself down as much as possible and read through the instructions. Start with your name or student id, and fill out any other required housekeeping information at the beginning. (B) It is hard to memorize the information, and if you don't read the directions for the exams there will be no reason to do well. It is also important to note everything that is included in the curriculum. (C) Take note as the teacher talks and when you read questions. Always try to remember what the instructions are for when the teacher gives them. (D) [title] Write up your test or paper ahead of time, but take no more than a few hundred notes. [step] Make sure you only memorize groups and empirical examples.

A:
A
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