Why were sales of henry ford's model t cars so robust in the 1920's? high tariffs kept european cars out of american markets, allowing ford to take a larger market share.

Option:  Allowing Ford to take a larger market share.

Explanation:

The sales of Henry Ford's Model T cars robust in the 1920s because of the mass production of the car in assembly lines as well as its price reduction to $295 in 1920s which was less compared to the $490 in 1914. Ford Model T was the first automobile that came with completely interchangeable parts. It was for the first time people were able allowed to afford cars in America, which resulted in freedom and mobility in society.

i believe it was ccc - civilian conservation corps