instruction:
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". 
question:
A bunch of men are inside a green colored gym. They are lobbing a tennis ball back and forth. they <sep> (A) are engaged in a game of tennis. (B) bounce the ball up and down on the trampoline as they go. (C) hit the ball up high into the air. (D) knock balls off the hoops into the spectators.
answer:
A


question:
[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.
answer:
A


question:
[header] How to speed up metabolism with fat calories [title] Eat enough calories. [step] You should consume enough calories for your body. Otherwise, your body will go into starvation mode, which means your metabolism will decrease dramatically to save energy. <sep> (A) In starvation mode, you won't be burning many calories. To avoid this scenario, you should eat enough to match your resting metabolic rate. (B) Eat to maintain this goal : [substeps] Take in about 2.5 calories per day. You can increase this number back up by around 2 to 5 percent (if you really need to) over a longer period of time (perhaps 8 or more days) to 150 or more calories weekly. (C) Stay consistent with the amount of calories you eat each day to stay afloat. The world around you literally rests on your shoulders. (D) Stick to a healthy weight of at least 150% fat, and consume approximately 5 , 200 calories daily. [substeps] Put on one or two pounds per week to give your metabolism time to catch up.
answer:

A