How are the indian ocean and the sub-saharan african trade routes similar ? a. both contributed to the. collapse of the roman empire b. both expanded the regional exchange of good and ideas c. both were used by mongols to expand their empire d. both connect europe, africa , and americas

A. democrat, republican, whig, other.(the democratic and republican parties are the main 2 american political parties, the whig party was popular among the early presidents, and the “other” option allows for outliers)

Contributing factors  leading  to the harlem renaissance were the great migration of african americans to northern cities, which concentratedambitious  people in places where they could encourage each  other, and the first world war, which had created new industrial work opportunities for tens of thousands of people.