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 join the mormon church (church of jesus christ of latter day saints ) [title] Learn more about what mormons believe. [step] You should feel like you have a solid grasp on the beliefs of the mormon church before becoming a member. You can get literature about mormonism directly from the lds church website to begin with. <sep> (A) You can also visit the websites of the majority of mormonistic denominations like the jackson pike church of christ of latter day saints' danbury, or the american academy of mormonism. You should also research the general beliefs and values of mormonistic church members before becoming a member. (B) [title] Donate material after reading about the lds church. [step] There are many magazines and publications devoted to mormonism. (C) [substeps] For more information, see this article. [title] Consider the spiritual side of the organization. (D) Once you feel like you know what the religion is about, you can move on to talking with people about the religion. [substeps] The best source is a member of the mormon church or their missionaries.
answer:
D


question:
[header] How to choose a protein supplement [title] Choose whey protein to build muscle. [step] If you're looking for muscle-building protein, whey protein is generally your best option. Whey protein can come in the form of powder or pills and is commonly used when people are trying to build muscle via things like weight training programs. <sep> (A) By doing this, you're gaining more body fat and growing more muscle at the same time. [substeps] Whey protein can be found in half of the packaged foods. (B) Whey protein is also a low-fat protein, rich in red blood cells from bacteria. Although whey protein does not impart healthy fats to the body, whey protein helps build muscle, which you can grow and burn through exercise. (C) [substeps] Look for a whey protein powder or supplement with a high biological value. This measures how well your body can absorb the protein. (D) Whey protein occurs as a food chain, hence the slogan, " protein is fat free ". [substeps] Whey protein is complex and varies from patient to patient.
answer:
C


question:
[header] How to frame a doorway [title] Choose a door. [step] Since doors come in so many different dimensions, you'll first have to decide the type of door you want to install. Most doors are going to be 30 " or 32 " wide and 80 " tall; however, this is far from universal. <sep> (A) Choosing a door will allow you to make all of the proper measurements for the doorway. [substeps] If you haven't decided on an exact style of door, at least decide on an exact size, so you can get started on the doorway. (B) [substeps] Consider also how large your entryway will be and how tall your new doorway will need to be. You'll also need furniture to hang from the edges of your doorway to avoid ornaments or other unnecessary opportunities to trip up your new door. (C) Consider the following types of doors : [substeps] Seasonal doors: these usually come with seasonal colors, such as white, beige, or brown. They keep the doors closed and track down drafts and clean up the space that they may not have been able to see originally. (D) Ultimately, the larger the door that opens up, the bigger it will be for a small person to fit comfortably in. Your decision on the length or width of the door should also be shared with a potential customer.
answer:

A