Help me asap I'll 5th grade only pls the question with a picture is below

Micah is studying child behavior in playgrounds throughout the world. he wants to see how the children react when teachers select the same child to be the first to use each piece of equipment. which approach is micah is using?

If we can't separate our civilized self from our savage self which will take over and why

The second westward surge reached the: mississippi river, appalachian mountains, oregon territory