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 use memes on facebook [title] Log into your facebook account. [step] Go to facebook, and if you're not logged in yet, enter your registered email address, or username, and password in the top right fields. Click " log in " to continue. <sep> (A) [title] See all the memes in the top left section. [step] The memes you want to edit are listed below. (B) [title] Use the appropriate heading to search for memes. [step] In the upper-right corner of the page, you'll see a drop-down menu. (C) [title] Click the update status box at the top of the page. [step] There's an update status box at the top of your facebook news feed and timeline. (D) [substeps] If you haven't signed in yet, you'll need to give the sign in process a shot. Click the " sign in " button in the upper-right corner of the screen.
answer:
C


question:
[header] How to sleep peacefully, and have good dreams at the same time [title] Relax before bed. [step] If you have a hard time getting to sleep, you should take some steps to help you relax and prepare for bed before you want to go to sleep. Spending some time relaxing and clearing your mind can help you to fall asleep more quickly and sleep peacefully through the night. <sep> (A) [substeps] Take a few breaths before bed, if you feel like you may need it. When you feel sleep approaching, take some deep breaths. (B) When you get up in the morning, make sure you have plenty of time to gather your thoughts before bed. Even a quick cup of coffee and some breathing exercises before bed can help you drift into sleep. (C) [substeps] Take a shower and do some light and relaxing activities before bed. If you can, do them before you do anything else. (D) There are lots of different techniques you can try to help you relax before bed, such as : [substeps] Practicing some gentle yoga stretching. Progressively tensing and then relaxing the muscles in your body.
answer:
D


question:
[header] How to split hardwood firewood [title] Place your first log on the chopping block. [step] Make sure it is stable, and near the center of the block, if possible. [substeps] Swinging a heavy maul at an unsteady block is extremely dangerous. <sep> (A) A glancing blow could strike your leg, or send the wood flying off like a dangerous projectile. Set yourself up for success by placing the wood securely. (B) [title] Prepare a heavy pit if your log are new. [step] On very large logs, shells or smaller logs may become countertop stones, which can break as you throw a log. (C) If you make it too rough or horizontal, you could break the stem. [title] Make sure that your axe is equipped with at least a six-foot-long pickaxe or shortstaff. (D) Too long of a block can cause slopes, like a log downhill, to fall and, more importantly, likely get damaged by the vibrations produced by the wood. Try to get a person there to reduce its temperature.
answer:

A