Which geographic factor contributed to the rise
of the renaissance in italian city-states?
(1) mountainous terrain of the alps
(2) location near the coast of the mediterranean sea
(3) navigable waters of the danube river
(4) ease of travel on the northern european plain

There were several major factors that contributed to the rise of the Renaissance in Italian city-states but the best option is "(4) ease of travel on the Northern European Plain"

The transcontinental railroad provided a means of fast transportation. it cut a 6 month trip into 6 days, created jobs for many people and encouraged immigration. the homestead act played a huge role in western expansion; it allowed settlers to begin a fresh start, and gave them land in exchange for their residence for up to five years and a small fee.