You are likely to find the highest population in
a.
a rural area
b.
an urban area
c.
a suburban area

A An urban area because places like New York City are urban areas

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.