Will mark brainliest need ASAP

Its c or d sorry i couldnt help much-

Explanation:

c. a group of tribes that formed a confederacy

there is a sequence and logical steps to give an answer of a trouble.

1) strategy is necessary to develop an project idea.

2) to study and know the environment where you are going to work ( ecosystem).

3)   the materials resources to built the ideas.

4) to give a priority order in the context that you study. in this case human needs.