Any 8th grade boys in here?

This is an ap world history question. i am working on a worksheet which has a vent diagram with each circle labeled either us or byzantine economy. the middle is the similarities. can someone explain to me the similarities and especially the differences between the two?

Type the correct answer in the box. spell all words correctly. what regulations are provided to ensure that the physical location of a childcare center conforms to required regulations set by the respective governing body of that area? are provided to ensure that the physical location of a childcare center conforms to required regulations set by the respective governing body of that area.

For your college application of all the following except a: standardized test score b: middle school grade c: high school courses taken d: high school grade