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:
There are people on personal sailboats and they're holding onto their sails, leaning as far back as they can. a woman wearing a hat, wetsuit and a lifejacket <sep> (A) is sitting in the water and she's holding fruit and reading a book on a tablet. (B) is standing in rear of the sail the boat is on. (C) is seated on the lifebuoy. (D) is sitting on her sailboat and holding onto her sail and steering.

Ex Output:
D

Ex Input:
A person is seen shaving the head of a person seen in a chair in front of him. The person brushes off his hair and then signs his name on a piece of paper. more men <sep> (A) are seen shaving their heads and one speaks to the hair stylist on what he wants. (B) are seen speaking to the camera and leads into a clip of a man walking on a slack line. (C) are seen being dressed up as barber ladies and speaking to a woman in front of a mirror. (D) are seen into the camera as they talk to one another and lead into a man getting a tattoo on someone's leg.

Ex Output:
A

Ex Input:
[header] How to succeed at work when you have social anxiety [title] Arrive early to acclimate. [step] If you are trying to increase your odds of being successful at work, you need to learn how to work around the contexts that bring on anxiety. A big part of the stress brought on by social anxiety is related to unfamiliar situations or environments. <sep> (A) [substeps] Attempt to arrive before an hour or so prior to an event to follow up on any appointments or networking events you have to go through at work. Arrive early to any social event to pick up any loose threads and not be rushed into some work related traffic. (B) If your workplace is unfamiliar to you, your stress levels might suffer if you are constantly surrounded by a moving group of people. Avoid people who are familiar with you as much as you can. (C) Before you approach a co-worker or your boss for lunch, find a quiet place where you are alone and can focus on a productive task. [substeps] If you also see a co-worker/supervisor and feel anxious, limit your interactions with that co-worker/supervisor. (D) Counteract the stress you feel in unfamiliar circumstances by getting a feel for the location beforehand. [substeps] Simply arriving early to map out the entrance, exit, and restrooms could make all the difference in helping you feel more comfortable and less intimidated by the environment.

Ex Output:
D