Question

In which two situations is brainstorming for a paper most useful? 1when you’re writing the final draft for submission 2when your teacher asks for a list of possible topics 3when you’re creating an outline for your paper 4when you need to narrow down the scope of a topic

Answer 1

I would say 3 and 4 
for two situations when brainstorming for a paper that is most useful.

Answer 2

2 and 4 is the usefulest