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 mini pool table has a set of colorful pool balls set up in the middle in a triangle shape and the white ball is alone. a man <sep> (A) walks into the pool room wearing an orange swimsuit and begins playing with the ball as a lot of people are standing around by the pool. (B) approaches the mini table, touches the white ball and moves it into position to hit it with the pool stick. (C) is talking to the camera and showing various machine that appear to be emergency preoutfits. (D) of average height, wearing a blue shirt and glasses competes pool holding a rubik's cube on his right hand, a current type of swiffer machine machines sitting on a mat with two wheels to help you.

Answer: B

Question: [header] How to do chest exercises in yoga [title] Do the mountain pose to warm up, plus a couple of humming bee breathing exercises. [step] These will get you ready to stretch out your body in the variety of poses you'll use to exercise your chest. Notice your breathing pattern as complete the mountain pose. <sep> (A) Inhale and keep your breathing slow and even throughout the whole warm up period. [substeps] Alternatively, do a crossfit pose to warm up. (B) [substeps] You might try taking an extended pause to " use " your rib cage, start to breath in, breathe out, and repeat. You can also try practicing your opening pose from a hovering yoga chair, at home, or in a pose at your workplace. (C) Settle on a consistent, slow pattern of breath as you start the workout. This breathing pattern will help calm yourself and prepare your heart rate for the more difficult exercises to come. (D) [substeps] After doing the mountain pose, you can do finger circles or kangaroo standing pose to warm up the muscles in your chest. [title] Do the rock dii to strengthen the core.

Answer: C

Question: [header] How to grow wildflowers [title] Choose a spot where wildflowers can thrive. [step] Wildflowers need good drainage, low soil nutrients, and high sun exposure. Pick an area of your yard that doesn't flood with rain and gets plenty of sun throughout the day. <sep> (A) [substeps] Beginner gardeners may choose a spot in the yard next to a flower pot or in the shade of a nearby tree. Keep in mind even this small area may not provide adequate shade. (B) A nursery or community garden is a good choice. [substeps] Many local flower shops include flower ponds that are also home to wildflowers. (C) Wildflowers can grow in poorer soil than other flowers. [substeps] Your spot should also have easy access to a garden hose or irrigation system, as you'll need to water it regularly. (D) [substeps] The best spot for wildflowers is a cleared area without a lot of puddles, as it will prevent the roots from sinking in. Draw up a loose garden line and divide the area into rows or sections, and attach garden stakes.

Answer:
C