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 catch a snake [title] Coax the snake into a net. [step] You can catch a snake using a long slender object like a badminton or tennis racket, or a long broom handle attached to a mosquito net. When you see the snake, you'll want to get quickly to the scene. <sep> (A) Don't approach the snake until it's calm. The longer you get up close to it, the more likely it is that you'll scare it away. (B) Once the snake has stretched out and you are able to grab it, pull it gently toward your body or into a net and secure it with a piece of string. [substeps] Be careful to use the wire if you want to keep a strong grip on the snake and reduce the likelihood of biting the animal. (C) Place your net in front the snake's head and coax the snake into the net. The long slender object you attach to the net should be long enough to keep your body a safe distance from the snake, while attempting to net it. (D) Take the first step before catching the snake so it doesn't get too close. Move towards the snake, and hold the net in front of you.

Ex Output:
C

Ex Input:
A large dog and two small dogs are walking. Two of the dogs are tied together. a woman <sep> (A) walks next to them holding a leash for the other dog. (B) gets the dogs racket. (C) walks up to the dogs and ties their hands behind their back. (D) is trying to free the others, so one falls power washing.

Ex Output:
A

Ex Input:
[header] How to accept having a schizoaffective disorder diagnosis [title] Educate yourself about what it is that you are or have been diagnosed with. [step] Ask your doctor any questions that you might have, and if they know any good resources. [title] Read books explaining more about your mental illness. <sep> (A) [step] There are plenty of books and websites dedicated to schizoaffective disorder. [title] Search for people with your disorder online. (B) [step] Read books that offer invaluable information. If you are not an expert when it comes to medicine and will not offer these helpful resources, you can buy dr. (C) [step] There are several reputable books that discuss mental illness in clinical terms, to help you describe mental illness to medical professionals. [title] Visit your doctor regularly to follow up on your diagnosis. (D) [step] Get an advantage over your doctor by reviewing books that provide information about the disorder. There are many resources available at your local library and online which provide helpful information about managing mental illness.

Ex Output:
A