In the era after world war i and before the great depression, american towns grew rapidly because of a) greater availability of information b) mass production of automobiles c) invention of electrical light d) increased use of airplanes

The correct option is B (mass production of automobiles)

The Iconic WWI Vehicle That Paved the Way for Modern Cars. At the point when the First World War started in June 1914, the car was amidst its clumsy adolescent years. The vehicles had sprung up in the hands of the well off and early adopters, and Henry Ford had recently begun large scale manufacturing of the Model T.

an era of negotiation.

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