The enlightment basic ideology is freedom. Freedom to choose your own opinion, freedom to do what you desire, freedom to pursue something that you want, etc.
The independence itself is the embodiment of enlightnment because independence is the act of break free from a restrictive rule or establishment that previously dictate what you should and shouldn't do.
The car culture had a big influence on the migration in 1950's. After the war, the country became one of the world's largest manufacturer of automobiles. Every American family wanted a car and with the new highway system, it made things easier for everyone to migrate from North to South and West to East.
Answer: Ensuring the stability of the oil industry
Explanation: