instruction:
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". 
question:
[header] How to cook with nuts [title] Buy shelled nuts. [step] Nut shells have no nutritional value and cannot be consumed. Doing so could cause them to lodge in your throat, and you could choke. <sep> (A) Instead, buy shelled nuts when you are grocery shopping. Don't buy shelled nuts when you are preparing meals. (B) Therefore, always buy shelled nuts, or shell them yourself. In either case watch out for the occasional shell piece that might be left behind. (C) Shelled nuts aren't good for eating or digesting. There are other foods you can eat that don't require shelled nuts, such as : [substeps] Butter, peanut butter, cottage cheese, okra, teriyaki, and chickpeas. (D) Choose shelled nuts whose shells are heavy, easily broken, or cracked. Opt for : [substeps] Corn nuts pumpkin shells peanut nuts pumpkin seeds roasted nuts sunflower seeds [title] Clean your shells.
answer:
B


question:
[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.
answer:
A


question:
[header] How to make enchilada sauce [title] Melt the butter or margarine in a saucepan on medium heat. [title] Add the flour. [step] Three tablespoons should be enough but if not, add a little more to form a loose paste. <sep> (A) Also add the chives to the butter or margarine. [title] Add the garam masala , 2 tablespoons per serving and salt and pepper to taste. (B) The consistency should be thick and tight when you add the fat at this stage. [title] Add the drained tomatoes and the garlic powder. (C) [title] Whisk in the juice from two lemons. [step] Stir until light sauce forms and checks evaporated. (D) [title] Add 1 cup of water to the flour. [step] Also add along with the ground chili powder and ground cumin.
answer:

D