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".

[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.
[A]: D

[Q]: [header] How to get a bikini body fast [title] Know that many body types look fantastic in a bikini. [step] It is too easy to be sucked into the trap that only slender , 80 lb women look good in a bikini. By eating right and exercising frequently you can earn a healthy body that looks good in a bikini and out. <sep> (A) [substeps] Get at least eight hours of sunlight every day. If you don't have access to windows and a pool, tanning beds or a sun porch can work wonders. (B) [substeps] Your waist shows the boat things and as a rule of thumb it can also look great in a bikini. You can make a t shape by slicing a slice of a citrus peel and dropping the peel into a shallow dish or bowl. (C) Have confidence in yourself and your body will look great. [title] Understand that there are 3 , 500 calories in a pound of fat. (D) Put that curvy up a notch and you will soon be tan. [title] Find the right type of swimsuit.
[A]: C

[Q]: [header] How to play digital music files in your car [title] Play music while driving using a cassette adapter if your car stereo accepts cassette tapes. [step] Here are the steps that you need to follow. [substeps] Insert the cassette adapter into your car's cassette player. <sep> (A) Turn the tape on, and record a blast of sound. Record this sound in your front passenger's stereo. (B) The cassette converter is a cylindrical tube with a large slot in one end. If your car stereo was designed to contain cassette tapes, the slot might be on the back of the rear speakers. (C) Dial (an auxiliary frequency if you have an aux adapter). Press " record " on the cassette adapter. (D) Plug in the wire from the cassette adapter into the headphone jack on your external device that can play digital music. Select and play the songs that you want to listen to.
[A]:
D