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
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Q: A small group of children are seen standing before a mat with an instructor helping. the girls <sep> (A) then begin throwing a rope to the back and covering the boys head with the rope. (B) then pole vault on the mat and swing during a routine. (C) do various gymnastics moves across the mats while an instructor assist them and another points to the side. (D) take turns running to the mat and pushing it down.

A: C
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Q: We see the title card for the product. we <sep> (A) see a lady cleaning her floor. (B) see people playing water polo. (C) then see people making nail polish. (D) see a large person sweeping.

A:
A
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