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". 

[EX Q]: [header] How to prepare for the gre in psychology [title] Familiarize yourself with the structure of the test. [substeps] The test is taken on paper and consists of about 205 multiple-choice questions, each with about five answer choices. Some questions are grouped together around a graph or experiment summary. <sep> (A) Your final score is scaled and will range from 200 to 800. Two subscores from 20 to 99 ranking your grasp of experimental psychology and social psychology will also be given. (B) Some portions of the test challenge multiple choice strategies based on the most promising outcomes. An example of an example is the pokedex basketball quiz question on how to improve a bid in pokémon platinum. (C) Some of these questions are difficult for students to understand by themselves, and many of the answers are pretty complex. If you're having trouble with the test, you can skip this step. (D) The questions are divided into groups of multiple choices. Each group states its own answer to a specific question, which needs to be assigned to each group.
[EX A]: A

[EX Q]: [header] How to install a bakflip hd tonneau cover on a ford f150 [title] Place the rail of the bakflip hd on right hand side bed rail of the f150. [step] Slide the tonneau rail all the way forward to the bulk head. It is a good idea to have a squeeze clamp or similar to hold it in place. <sep> (A) [title] Slowly turn the bakflip over so it moves slowly, its going to wobble and have to be bent the opposite way of the rail. [step] Be prepared for a lot of bumping. (B) [title] Tightly wrap round tray socket on right hand rail over cover and fasten. [step] Compression disks complete a swivel mounted over rail. (C) [title] Place the included rail clamps in place. [step] Tighten with a wrench or socket. (D) This will prevent the oil from jumping up and down accidentally while the g2 is being painted. [title] Place the nikon bolt assembly inside the couplers cradle.
[EX A]: C

[EX Q]: [header] How to position a bedpan [title] Explain the procedure. [step] Greet the patient and explain that you are going to help him use the bedpan. Show patience and compassion, as this can be an uncomfortable and embarrassing situation for the patient. <sep> (A) Be confident and say things like : [substeps] " i will keep feeding the patient a little bit at a time and offer warm broth when you've finished eating. " " don't forget that i am here to help him stop digestion. (B) [substeps] Assure the patient that you know what to do and will make the experience as pleasant as possible. Explaining this to the patient beforehand can help calm your patient and reduce his fear and uncertainty. (C) You may say " i have a few supplies handy-you must first help me to position these supplies. " [substeps] Once you have moved the bedpan place it on a table as tall as possible, within the patient's reach. (D) [substeps] Explain that both the patient and the bedpan contain cracks that may cause serious injury. Put on thick gloves, and get into position.
[EX A]:
B