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 make football brownies [title] Preheat the oven and melt the butter with the unsweetened chocolate. [step] Turn the oven on to 350 degrees f (176 c). Get out a medium saucepan and place 1 cup (226 g) of butter in it. <sep> (A) Turn the heat to medium low and let the butter melt for about 1 minute or until it melts. [substeps] It's best to use unsweetened butter because it doesn't contain the white chocolate protein it caramelizes more effectively. (B) Stir the two together with a wooden spoon until melted and the mixture is smooth. [substeps] You can use either unsweetened or unsweetened chocolate. (C) Place a sieve over the top to break up any remaining clumps of butter and sugar that might be settling in the butter and place the bowl inside the pan. [substeps] If you prefer, you can use a stand mixer that is set to low speed or you can run a light mixer over the top. (D) Chop 6 ounces (170 g) of unsweetened chocolate into chunks and add it to the saucepan. Melt the butter with the chocolate over low heat.
[EX A]: D

[EX Q]: [header] How to post to a facebook group on pc or mac [title] Go to https: // www.facebook.com in a web browser. [step] You can use any web browser, such as chrome or safari, to access facebook. If you're not already signed in, sign in now. <sep> (A) [title] Click on the downward-facing arrow in the top right corner of the screen. [step] It's at the top-right corner of the screen. (B) [title] Click your profile picture at the top-right corner of the page. [step] You will see your profile picture in the upper-right corner of the page. (C) [title] Click a group to open the group's menu. [step] Click the group on the right sidebar, or the group's upper menu of options. (D) [substeps] You must already be a member of a group to post to it on your computer. See join groups on facebook to learn how to join a group.
[EX A]: D

[EX Q]: [header] How to make your butt bigger fast [title] Do squats. [step] Stand with your feet shoulder-width apart. Bend your knees and slowly lower your butt towards the ground, as if you're going to sit in a chair. <sep> (A) Keep your back straight and your chest up. Repeat eight times at a time until your butt is the size of a golf ball. (B) Focus on getting your knees as close to your butt as possible in a parallel arc with your feet. After you are close enough to the floor, slowly increase the amount of pressure your body is applying on the arches of your feet, keeping your knees flexed. (C) Keeping your hands on the floor, lower your butt and keep your knees bent, pointing your toes. Hold this position for a few seconds, breathing in and out, then slowly rise back to a standing position. (D) Go as low as you can without bringing your butt below knee level. Hold for a few seconds at the lowest point, then slowly raise yourself back up.
[EX A]:
D