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 run a campaign stall [title] Anticipate and gauge interest. [step] This is the hardest part, but be sure you need a stall. If you're distributing less than either 50 magazines/50 slim newspapers/200 a4 or a5 leaflets, then you don't need a stall, you just need a decent bag. <sep> (A) Even an ordinary rucksack will generally hold this. [substeps] Choose a location where lots of people pass by and are likely to stop ie. (B) You can ask your friends to know (email or phone) how your week went. It doesn't mean they'll like it much, just give it a try. (C) If you're distributing less than 50, you don't need a stall, you just need a decent bag. If you're distributing less than 50, you don't need a stall, you just need a decent bag. (D) You should know it because sales going out will rise. So do not worry if it's not perfect.
Output:
A