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:
This video gives the audience a step by step guide of how to make a pikachu cake. first <sep> (A) you pour 1-2-3 liquid sugar in two rople carmes and swirl it around in 1-1 dirt and pour it into large black buckets. (B) the person puts the chocolate mix in the sub, then spreads the lemon juice and she puts the company name and logo. (C) , put a plain chocolate aioli cake mixture in the small white bowl, then have a cherry and a y shaped wedge of lemon, is added in the cup and some attention begins to be taken to the present preparation, put a pineapple as it is representing strawberries and put the cherry on top the cake to the end of the cake. (D) , he searches the internet to find a pikachu character's face to fit the cake he's making.

Ex Output:
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 clean keens [title] Use a stiff bristle brush to remove lose dirt. [step] Scrub the outside of your keens, including the tread, to remove lose dirt and debris. Scrub them until all of the dirt and debris are removed. <sep> (A) Make sure your brush is consistently clean and not contaminated. [title] Loosen any bond with the rummy leaves. (B) [title] Clean your keens at least once each week. [step] If you clean them too often, or if you give them too much scrubbing, they will dry out and become smelly. (C) [substeps] Additionally, place them under cold, running water to further remove loose dirt and dust before you place them in the washing machine. [title] Place a tablespoon (15 ml) of detergent into your washing machine. (D) Use a nylon head brush to give them a good scrub. [substeps] Be careful to only use these brushes on the brass keens, as the material may be damaged from the wax.

Ex Output:
C