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 train chickens [title] Use treats to motivate your chickens. [step] Chickens love food, so treats are good for reinforcing the behavior you're trying to teach them. When training your chickens, give them a treat after they do something right. <sep> (A) While trotting your chicken, offer them treats like carrots. Because you can literally feed them, birds will feel good being shown treats. (B) If you don't have treats at home, you can also play a game of fetch or running around with your chickens until they give you the treat. [title] Hold your chickens while you're training them. (C) If possible, give it after every meal, otherwise the chickens will eat the treats. [substeps] Food treats are also used to reinforce your chickens' behavior. (D) Try to use treats that are different than their regular food. Some easy treats that chickens love are dried mealworms, bird seed, fruits, and vegetables.

Ex Output:
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 shop for a wedding dress [title] Decide when to shop. [step] There's no time too early to start looking, but there is a time that's too late. Depending on where you get your dress, it could take several months for your dress to be ordered and shipped. <sep> (A) From then, you'll need several weeks for your seamstress to make alterations. You should start shopping about 9 months before your wedding, but preferably sooner. (B) If you aren't sure about the exact times, make a list. [substeps] If you're unable to visit the store and the dress is not shipped out in advance, sit down and plan a shopping trip around that time. (C) If you get your dress shipped at the last minute, that's even worse. Some wedding dress designers are willing to let you pick the bride/groom's dress, so don't make this a trial run. (D) One such example would be march 1st, and the exact timing might vary slightly by weather. In situations where you normally buy on cold winter days, however, it may be best to shop before your wedding day or if possible if it's crowded.

Ex Output:

A