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". 

Q: A man walks into a room. the man <sep> (A) is then sitting at a table, taking out sock remotes and tools. (B) begins to smooth plaster on the wall. (C) twists the objects made from pieces of wood. (D) is dozing and waking with his arms outstretched.

A: B
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Q: [header] How to train chickens to return to their coop [title] Prepare your chicken coop. [step] Before you can train your chickens to return to the coop in the evening, you need to ensure the coop is set up properly for your chickens. A basic chicken coop should provide at least twenty-four square feet of space and multiple places for chickens to perch. <sep> (A) To ensure proper lighting, you will need to buy a coop lamp or turn off the overhead light. You will also need to provide adequate heat. (B) Your chickens will probably also need a hutch, cart, or larder to keep them warm. All three features are important as you start building your chicken coop. (C) [substeps] Coop space should be compatible with how large or small your chickens may be. Don't space your chickens too close to each other. (D) [substeps] Make sure there is a plentiful supply of food and water inside the chicken coop. Wood beams mounted horizontally can provide good perching space for chickens.

A: D
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Q: [header] How to fix a hunchback [title] Go see your doctor. [step] If you notice even a small hump or rounding of your shoulders, it is a good idea to bring this up to your primary care physician during a regular check-up. You can also schedule a specific appointment to talk about your hunchback if it is painful or concerns you. <sep> (A) [substeps] Your doctor may refer you to a physical or ultrasound specialist, or a dentist. Keep in mind that this is a risky step if you think the problem is already fixed. (B) [substeps] A while before you bring this up to your doctor, ask him or her what activities might cause you discomfort. For example, you might suggest going for a walk outside. (C) Typically only the primary care physician needs to see the hump. [substeps] Try to pick a time when you feel well enough to get up and not exert yourself before you go see your doctor. (D) At the visit, your doctor may ask you to bend forward and reach for your toes. They will then trace your spine and look for any curvature.

A:
D
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