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 elevate your hand while sleeping [title] Sleep on your back or side. [step] In order to elevate your hand while you're sleeping, you'll need to sleep on your back or on the side opposite of the arm that needs elevation. This is the easiest resting position for elevating your hand. <sep> (A) [substeps] Lying on your side not only has been shown to help alleviate hand inflation, but it also improves circulation in and around the hand and wrist joints. It's also more efficient than sleeping on your side. (B) [substeps] You can use a pillow to support your arm when you start to feel like your hand's elevating off the ground. Place a rolled up towel over your head to help prevent air from pooling near your arm. (C) [substeps] Sleeping on your stomach won't allow you to elevate your hand as easily. It's much harder to prop it up from behind if you're lying flat on your stomach. (D) [substeps] Lie on your back with the pillow propping your head up at a 45 degree angle. Your dominant hand should support the bottom of your pillow.

Output: C


Input: Consider Input: [header] How to make scented rocks [title] Purchase supplies from a local department store or craft store. [step] You will need plain flour, salt, food coloring and essential oils. Essential oils are oils that have been extracted from various plants. <sep> (A) You do not need to use all different oils, but big quantities will work. [substeps] Choose oils that you associate with fresh fruits and vegetables and herbs. (B) It can be easily purchased at craft supply stores or you may be able to find them online. Get an essential oil primer, then make sure your acrylic rock is thoroughly coated. (C) You can also purchase essential oils from craft stores, or you can order a variety of essential oils online. [title] Mix together 1/2 cup (118 ml) of plain flour and 1/2 cup (118 ml) of salt in a mixing bowl. (D) You will need and obtain the following materials : [substeps] A 40 oz mixing bowl large enough to fit the stones. If you do not have these materials to gather, a mixing machine at an arts and crafts store can be more economical than a large ceramic mixing bowl, which will require little or no space.

Output: C


Input: Consider Input: [header] How to replace linoleum [title] Determine your subsurface. [substeps] If you do not already know what kind of flooring lies underneath your linoleum, you will need to find out in order to remove the old linoleum properly. Choose a corner of linoleum that is the most ragged or curled and try to pry it loose with your fingers. <sep> (A) If you are using a circular head to remove linoleum, remove the whole pattern at once. [substeps] Use a reciprocating blade to dig out the entire pattern of the linoleum that is revealed under the rug. (B) If your subsurface is sharp or has cracks, this may help you loosen it a little bit. [title] Install the new linoleum after washing as required. (C) You only need to see a small portion of the floor to identify it. Common sub-surfaces include hardwood, concrete and vinyl flooring. (D) Then stick a luknife in the edge of the run over edge and push straight up. Do not have someone hold the run over edges of your table.


Output: C