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 use a vanilla bean [title] Split the pod if you want to use the seeds. [step] If you are planning to use the vanilla bean in a batter for a cake or for a batch of cookies, you will need to open the vanilla bean pod and remove the seeds. You will then add the seeds to the batter to infuse it with a natural vanilla flavor. <sep> (A) [substeps] [substeps] Wait a few minutes before parting the pod or moving it to a serving dish. Being too cold will crush the seeds as they break into the batter. (B) [substeps] Removing the seeds can make it easier to infuse the pod with a natural vanilla flavor. A good rule of thumb is to reserve about ½ cup (100 g) of pod before you can drink the rest. (C) [substeps] Keep in mind that you will not be able to extract the seeds directly from the pod if you plan to use it. Instead, you will be mixing the seeds into the flour. (D) [substeps] To split the pod, lay the vanilla bean pod on top of a clean, dry cutting board. Turn the hooked end of the vanilla bean to the top of the board.
[EX A]: D

[EX Q]: A gardener is shown trimming very tall bushes with a gas powered trimmer that he plugs in and gets ready. He turns a few dials and gets to cutting some more of the surrounding bushes. he <sep> (A) appears very happy with his efforts watching up close while clipping the very tall hedges that has a special effect. (B) trims up and down the length of them with precision and accuracy. (C) goes back and forth with the trimmer while still cutting the hydro leaves, trimming them with a hand cutting tool, cutting the bushes, and trimming them with a stone powered trimmer. (D) cuts straight through the beginning raking the leaves and an older man walks in and takes a look at the clipping.
[EX A]: B

[EX Q]: A runner is running on a track in front of a crowd of people. a man <sep> (A) is shown talking to the camera. (B) is not running when he jumps into a sand pit. (C) gives a brief introduction before continuing and competing against the man in black. (D) is throwing a ball for his dog to catch.
[EX A]:
A