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 Input:
[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.

Ex Output:
D


Ex Input:
[header] How to treat ingrown eyelids in dogs [title] Look for squinting. [step] Squinting is an easily recognized sign of eye irritation. Your dog may squint if it feels like there's something in the eye that it can't get out. <sep> (A) In this case, the ingrown eyelid is causing the eyelashes to rub directly against the eye. If you can't tell if your dog is squinting, compare the size of your dog's irritated eye to the other one. (B) This is not always an indication of eye irritation. It's often the case that tears will build up within the eyelids, which can cause the eyes to appear unfocused and dry. (C) It may also display its eyelids twitching or blinking repeatedly. Some dog owners find it embarrassing to have their dog squint because of its inability to see. (D) Visit your vet if you notice : [substeps] Squinting irritation blockage of the eye. This is the case with retinitis, which causes squinting.

Ex Output:
A


Ex Input:
A falls off a skateboard in an awkward way. Then we see several other boys as they trip and fall. they <sep> (A) finally get out on their own by jumping onto the uneven bluffs. (B) get into the pool and they're laughing about it. (C) take sharp turns on suburban roads, trying to stay on their boards. (D) are pushed off a building onto the snow themselves.

Ex Output:

C