Answer:
Brainstorming is the answer
The grammar in this diaglouge is very bad, so I would think the speaker is either poorly educated, or English isn't his first language, so I would say answer B.
I think its “Everyone should stop receiving catalogs”.
It could be synthetic but people do not speak the same language here. I guess thats the modern english? Well thats all i have to say, I didn't really understand thou