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".

[header] How to relieve pain from carpal tunnel syndrome [title] Rest your wrist. [step] Whenever possible, allow yourself to rest while you are performing activities that flex or bend your wrist. In general, you should aim to take at least a five minute break each hour. <sep> (A) [substeps] Since wrist injury causes nerve damage, you should try to take long rest breaks as much as possible. Over time, your wrist will begin to flex or bend. (B) Also, try not to participate in activities that put additional stress on your wrist. For example, if you work on a computer all day, avoid using it at night. (C) " flexor " means to rest your wrist. You should rest as often as possible without straining your wrist to do so. (D) Do not sit for extended periods of time, unless you are absolutely unable to do so by resting your wrist. [substeps] Keeping your wrist elevated during sleep to keep your wrist from becoming too stiff may be the best way to keep it in shape.
B