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".

Input: Consider Input: [header] How to lance and drain a blister [title] Assess the blister before choosing to drain it. [step] Not every blister needs to be lanced. In fact, some experts recommend that you should only drain blisters that are exceedingly painful, in weight-bearing or high-contact areas, or larger than 0.8 inches (2 centimeters) in diameter. <sep> (A) [substeps] If the blister is intact and manageable, try to keep it intact. Apply a piece of moleskin, adhesive felt, or tape. (B) In these instances, you need to check the blister to determine if it needs a leak-proof drain. [substeps] See the " how to drain a blister " section of this article for instructions. (C) [title] Make a decision whether or not to drain the blister. [step] If the blister is very painful, medical sterilization is an option. (D) [substeps] There is no one right way to do this, so you have to be sure that you have the right technique. It is not as easy to clean a blister as to rinse with water and applying a sterile dressing.

Output: A

Input: Consider Input: . four bikers at the start of the line <sep> (A) get no a jump. (B) are wearing different colors of uniforms and helmets, they are about to get start the race. (C) leave and race towards a parking lot on the right. (D) go on the parallel bars but they can't take off their bikes.

Output: B

Input: Consider Input: [header] How to relieve hand cramps [title] Rest your hand. [step] Hand cramps are often caused by overuse. Give your hand time to heal by avoiding activities that require a lot of hand movements or that require you to grip something. <sep> (A) Spending your time resting your hand can help your hand for a long period of time instead of sitting in the chair. [substeps] If you don't have a hand stand, wrap the hand with a warm scarf or a soft, soft pad that will relax your hand. (B) These activities may include : [substeps] Holding objects, such as furniture or clothing, while you sit for prolonged periods. Juggling objects like knives, construction materials, and rolled oats. (C) For sudden cramps, this may only be a few minutes. If you have more severe cramps, you should go a day or 2 with minimal use of your hand. (D) Practice relaxation techniques such as yoga or deep breathing before trying to keep yourself busy at the same time. [substeps] Don't sleep with your hand clenched like you are clenching your teeth.
Output: C