TASK DEFINITION: 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".
PROBLEM: [header] How to become an endocrinologist [title] Obtain a bachelor's degree in a science-related major. [step] Though you could choose any major you want, it's best to study something like physiology, biology, or social science. These majors will help you build the prerequisite skills for medical school. <sep> (A) [substeps] If you are enjoying high school, they might teach you basic tests or techniques, like how to fight ethylene gas. Foreign nationals don't get their master's degree until they finish medical school. (B) [substeps] These degree levels will take some effort on your part, so keep an eye out for whatever college you want to attend. It's not always necessary to go to medical school if you're currently planning on med school. (C) [substeps] Enroll in or look for a program at an accredited medical school. Most states require endocrinology courses at high schools and universities. (D) In addition to studying science, you should also take courses in math, english, and the humanities. These courses can help prepare you for interacting with patients and writing reports.

SOLUTION: D

PROBLEM: [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.

SOLUTION: A

PROBLEM: [header] How to make an arc carbon lamp [title] Open the 6 volt lantern battery with a screwdriver, hack-saw, etc. [step] , and remove the black carbon rods. There should be about 4 of them, and they should be about 3/8 " thick. <sep> (A) Pull them out and place the 3.01500 copper fuse into the glow stone. For just about anything, connect these to the two gas line buckets under the glow stone. (B) You can use a calculator to help you find the right measurement. ( the ones that you would put on each battery have this information printed on them. (C) Pull them out and put one on each side of the lantern. [title] Remove either though, the rest will have died once you install it. (D) Tutorials on exactly how to do this are available on youtube, though wear gloves in the procedure, as other chemicals inside the battery aren't healthy. [title] Put two holes opposite of each other in the tin can so the carbon rods have at least 1/8 " on all sides.

SOLUTION:
D