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:
The people start the race behind a closed and grated fence, which then opens and allows them to start racing from an elevated platform down onto the paved raceway. the racers <sep> (A) pedal with one person in a white jacket in the lead. (B) pass snow covered stands along a hilly road up above the as they ride up the hill past the tight stands and sandy roads of the garage. (C) sit against the wall on the track as they wait for the race to start. (D) pass through gaps while the passengers attempts to stay ahead.
answer:
A


question:
[header] How to make simple five minute frosting [title] Beat the butter in a medium-sized mixing bowl until smooth and fluffy. [step] You can use an electric mixer or a food processor. [title] Add the powdered sugar a small amount at a time. <sep> (A) [step] Use the stand mixer to mix the ingredients on medium speed until smooth and sugar dissolves. Add the vanilla, milk, and eggs. (B) [step] It will increase the strength of the frosting gradually. [title] Once 1 ½ teaspoons of powdered sugar is added, whip the butter. (C) [step] The mixture will appear dry and crumbly at first, but it will become smoother. [title] Gradually stir in the half-and-half or milk until you have reached your desired consistency. (D) [step] The more powdered sugar the healthier the frosting is. [title] Add the vitamin e oil, and stir to combine.
answer:
C


question:
[header] How to analyze an article [title] Read the article once without writing anything down. [step] The first reading should be used to learn concepts and gain a general grasp of the content. [title] Look up any terms or words that you are unclear about. <sep> (A) [title] When you've learned a concept (and, oftentimes, a concept means a sound idea, not something perfect), read it again to see how well you understand it. [title] Speak up and ask a member of the contributors/critique team questions. (B) [step] Once you have read the article many times, you should get the gist of it. [title] Continue the reading until you have all of it down. (C) [step] Look at the full article to remove any burnt-out terms. [title] Look up some facts that are unclear to you. (D) [step] If your article is technical, you should ensure you understand all the concepts before you begin to analyze. [title] Write a short three to four sentence summary of the article.
answer:

D