How did trade help the Gupta Empire thrive during the "golden age"

it helped because people could their needs that are useful to them.

Explanation:

map scale refers to the relationship (or ratio) between distance on a map and the corresponding distance on the ground. for example, on a 1: 100000 scale map, 1cm on the map equals 1km on the ground.

answer:

it caused mass african migration, african populations to grow, african empires to topple, and racism against slaves to emerge.