The people of ancient greece lived in small, isolated communities that eventually grew in large city-states. why were these communities isolated from one another?

There were mountains and terrain separating each communities, so they could not travel back and forth 

Spain and Britain are the two countries gained territories as a result of the Treaty of Paris 1763. The correct option among all the options that are given in the question is the last option or option "D".

"France and Native Americans disputed trading rights in the Ohio River Valley" is the statement that was a cause of the French and Indian War. The correct option among all the options that are given in the question is the third option or option "C".

"Tribes allied with both sides during the war" is the statement that is true of Native American alliances during the French and Indian War. The correct option among all the options that are given in the question is the last option or option "D".