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 stay calm during road rage [title] Recognize your rising anger. [step] The most obvious signs of anger are often physical symptoms that emerge after the fact (like voice tone, language, and gestures). But with practice, you'll learn to recognize the warning signs of anger when you mentally check in on yourself. <sep> (A) When you're angry, you'll recognize them as part of your subconsciously hunting instincts. [substeps] Common signs of anger include: a car slamming on its brakes or a fire ensuing, which should be quickly and unequivocally obvious. (B) Your body is responding to these moods : [substeps] Your heart rate increases or drops. Your heart is racing, your breaths are rapid, and you're sweating. (C) [substeps] Most of your response time should be repetitions of the actions or sentences that trigger your anger. Often, this response is triggered by one or more things that remind you to be relaxed, both positive and negative. (D) [substeps] Common signs of anger include angry/vengeful thoughts, muscle tension, headaches, or elevated heart rate. If you catch yourself speaking out loud (even when you're driving alone) about another driver, you may be experiencing elevated anger.

Ex Output:
D


Ex Input:
[header] How to give first aid to an electrocuted animal [title] Remove the electrical source. [step] Before touching your pet, turn off or remove the source of electrocution. This will involve unplugging the electrical cord from the electrical socket and/or shutting off the electricity. <sep> (A) [substeps] The electrical cord wrapped around the electrical socket may be part or all of the animal's body. These will be treated separately from the rest of the animal. (B) [substeps] It may be possible to take your pet outside for this step. But be sure to call your veterinarian before doing this. (C) [substeps] Use a wooden broom handle to gently move your pet away from the electrical source. A wooden broomstick is ideal because it would not conduct an electrical current that would shock you. (D) You will still have to make sure to perform an indirect shock first. [title] Place the animal on a vinyl or glass surface.

Ex Output:
C


Ex Input:
They work well together and one of the girls does a flip while the other girl holds her, they continue on with the rest of their routine. they <sep> (A) end their routine, one of them kneeling and the other behind her and get up and walk off the stage. (B) are shown standing ready with their thumbs up and are turning to the side to grimace. (C) finish in one piece, the first girl pulls off her blindfold. (D) are shown on a stage playing a set of drums with passionate passion.

Ex Output:

A