You will be given a definition of a task first, then some input of the task.
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".

[header] How to get deodorant off your clothes [title] Rub the stain with another part of the shirt. [step] Flip your shirt inside out so that you can see the stain. Take the hem of the shirt and rub it over the stain. <sep> (A) Make sure to rub all over the stain completely. [substeps] Some stains can hurt your skin, so make sure to get as much of the stain off as possible. (B) Keep rubbing until the marker that you applied dissolves. You may also run a wet cloth under a sink faucet and then run the cloth under cool water until you no longer see any marker in your regular shirt. (C) Alternate between using a circular motion and an up-and-down motion. [substeps] Be sure to use the inside of your shirt to rub the stain, in case the stain transfers. (D) Start about a third of the way up the shirt. [title] Rub an antiperspirant on the stain.
Output:
C