The effect of the Tigris and Euphrates rivers on Sumeria are most closely seen in that civilization's: invention of gunpowder.
o stability over long periods of time.
All of the choices are correct.
angry and demanding gods.

it repeats in the format of each sentence "the gods [blank]"

i also see that they are way better humans.

the results of roman expansion produced social conflict and civil war. julius caesar gained power and became a dictator but was then assassinated. the reign of augustus began a long period of imperial rule and peace in the roman empire. rome faced the problems of how to maintain peace, law, and order.

hope this !

brainliest?

the border between arizona and new mexico is a thin, black line; this indicates a state boundary.

its correct: it's a thin line, and it's a state boundary, correct