Before creating a research question for an informative essay, a writer should
1.cite sources properly.
2.draw a conclusion.
3.prepare a revised draft.
4.brainstorm topic ideas.

4.brainstorm topic ideas.

Explanation:

Brainstorming, also called brainstorming, is a group work tool that facilitates the emergence of new ideas on a given issue or problem. Brainstorming is a group technique to generate original ideas in a relaxed atmosphere.

This tool was devised in 1939 by Alex Faickney Osborn (it was called brainstorming), when his search for creative ideas resulted in an interactive process of an unstructured group that generated more and better ideas than those individuals could produce working independently. ; giving an opportunity to give suggestions on a certain topic and taking advantage of the creative capacity of the participants.

Numerous recent studies demonstrate just the opposite, that individually more ideas are generated than in a group, so the usefulness of this technique is in question.The conclusions were obtained from 22 studies of which 18 corroborated their hypotheses.

i think they would live in caves or natural tunnels

the best description of postwar writers might be progressive.

following the war, writers showed a tendency to work on artistic or social matters rather than political themes. while postwar literature may not have been the greatest period of english literature, the themes provided excellent critics a high number of novels. such examples include anthony burgess, anthony powell and frank kermode, all of which can be placed under the progressive view.