The turnpike was called americas first superhighway and was based off of the autobahn.
a. true
b. false

Yes, it is true that the the Turnpike was called Americas First Superhighway and was based off of the Autobahn, since this marked a period of great travel speed and efficiency in many US states. 

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.