Identify the benefits of trade during the Hellenistic era

It spread diseases in crowded cities. It helped farms in Greece and the Aegean thrive. It spread the Greek language, making it easier to communicate. It allowed Alexander the Great to dominate the region.

the mongolian invasion of china and central asia resulted in a disruption of the silk road as the chinese garrisons lost support from the chinese kingdoms which fell under the mongols. however, as the mongols established a formal dynasty in china, the successors of genghis khan restored the garrisons along the silk road allowing the safe travel caravans again.

a and c?

i think it is a and c