Which of the following is a reason for the movement of millions of americans to the suburbs in the 1950s?

No options provided,
But the development of suburbs, and migration into these suburbs was mainly caused by the development of interstate highway and the prevailing prosperity of the 1950's which anybody over 75% of Americans to own a car. the interstate highway were one of the grand agenda of president Eisenhower.

The  pan-african movement  was an "emotional, cultural, psychological and ideological  movement  that began among the  african  dispora in the western hemisphere, for a closer  purpose, so that  african  people could feel secure, attain political, economic as well as psychological power visa vis other races or world regions" .