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 set up a baked potato bar [title] Prepare ahead of time, even the day before. [step] This way, the toppings will be ready and you can focus on preparing for the party event. Make sure all of your topping items are covered in their serving containers and put them into the refrigerator ahead of time. <sep> (A) [title] Put together your mixers and dipping sticks. [step] Using your pre-prepared ingredients, use the pouring and collecting method to start heating your ingredients. (B) [substeps] Don't prepare foods more than 24 hours ahead of time. Keeping them as fresh as possible is important. (C) [title] If you plan on using frozen toppings, have them freeze. [step] You want them to be thick enough to last. (D) [title] Cover the baking sheet with 2 " baking paper. [step] Turn the temperature to medium-low, and place the side dish on the baking sheet.
[EX A]: B

[EX Q]: An introduction comes onto the screen for a video about rock climbing and a man introduces what will happen in the video. a men in a blue shirt <sep> (A) is doing a jump and falling off, then he begins to climb along the rock face with another by him. (B) stands behind a rock wall talking. (C) is shown climbing all the way to the top of a rock. (D) and the interviewer is inside of a gate in a park and he begins by jumping up to the top of a roofed wooden fence to do various things.
[EX A]: C

[EX Q]: [header] How to keep beards soft [title] Wash your beard 3 to 5 times a week. [step] Your beard needs as much or more washing than your regular hair. Your beard tends to pick up more debris from food and liquids, which can lead to a rougher beard. <sep> (A) Washing regularly is important for the best results. [substeps] Between washes, stop and rinse your beard with warm water. (B) This is especially important for beards that are stained, or that are looking to be trimmed. [substeps] Try rinsing your beard with cool water, then lowering the temperature a shade or two. (C) Therefore, it's a good idea to wash your beard at least 3 times a week to remove grime and food particles. [title] Use a mild shampoo to wash your beard. (D) When you need a beard wash, rinse the area with warm water and a gentle soap or cream. You can also use a beard lozenge or mineral soap.
[EX A]:
C