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". 

Ex Input:
[header] How to deactivate your cat [title] Use this only when necessary. [step] In one study, thirty out of thirty-one cats reacted positively, and none showed signs of pain or fear. Still, your cat may not enjoy it. <sep> (A) [substeps] Read product descriptions to learn how to safely deactivate your cat. Once they have deactivated, they are less likely to be inclined to do it again. (B) For this reason, you will want to give your cat the option of deactivation before extending any line of treatment. If your cat shows no reaction, and no whimpering, do not use this. (C) Some cats're immune to using this solution, though. Think about this: if your cat has not responded to any of the other methods, there is a good chance they like this variation. (D) Many vet technicians consider " scruffing " techniques old-fashioned, and too intense for regular use. Some say this technique is a more gentle option, but this is controversial.

Ex Output:
D


Ex Input:
[header] How to make icing for cookies [title] Gather your ingredients. [step] This simple recipe for sugar cookie icing only takes fifteen minutes to make. It yields enough icing for twelve to fourteen cookies. <sep> (A) Bake your sugar cookies before you start on the icing. They must be completely cool before you can ice them. (B) To make this recipe, you will need the following ingredients : [substeps] 11 cookies 1 greased cupcake (finished) 2 cups sugar [title] Preheat the oven to 350 ° f (177 ° c). [step] You will grease the cupcake pan. (C) You will need : [substeps] 2 ¾ cup. Of all-purpose flour 2 ½ cup. (D) It also has the added benefit of approximately 70% reduced fat. The amount of icing depends on how many cookies you plan to make.

Ex Output:
A


Ex Input:
The logo "crossfit connect" appears on screen. "the olympic lifts part 2 - the clean & jerk" appear. a woman weightlifter <sep> (A) without a shirt is standing on a lift. (B) is entered on the screen by the credit casters. (C) is standing behind an exercise machine and pushes it forward. (D) demonstrates the jerk followed by a list of phases.

Ex Output:

D