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". 

Input: Consider Input: A man is standing in the snow. he <sep> (A) is holding a large shovel. (B) is in an area filled with trees, and he is being held up by another man. (C) grabs a scoop and shovels it out. (D) is holding on to a rope attached to a machine.

Output: A


Input: Consider Input: [header] How to take care of butterflies [title] Start with baby caterpillars. [step] If this is your first time raising caterpillars, you might want to start with a caterpillar kit. You can order a kit online and choose from a variety of butterfly species. <sep> (A) You can store all your butterflies at once in the kit. Just make sure not to overpack them in 1 location. (B) [substeps] Choose a caterpillar you'll be able to collect for some extra protection. You don't want a caterpillar whose wings are incredibly weak. (C) Make sure that the caterpillar is about 3 feet (0.6 m) in length. [substeps] If it is not small enough, you will have to wait several hours before you begin the process. (D) The kit will come with everything you need to raise the caterpillars into butterflies. If you prefer, you can instead find caterpillars in your neighborhood and provide what they need to become healthy butterflies.

Output: D


Input: Consider Input: The video takes place in the pool of a backyard. a tight rope <sep> (A) is strung across the length of the pool and a woman is attempting to walk across, she falls several times. (B) is attached to several waterproof ropes inside the fence. (C) is tied between two trees. (D) moves quickly about the pool.


Output: A