In what ways were monasteries very helpful during the medieval times? They provided military support to nobles. They preserved ancient manuscripts. They cared for people. They made sure everyone supported the local kings. They offered safe haven to anyone.

a. the astrolabe could determine the correct latitudinal location of the ship

d is the right answer

rome's central location made it a center for trade through out the mediterain.

rome's lack of natural resouces encourgaged expansion and rome's geography priotected the city from invasion.