What was one problem caused by transportation changes in the twentieth century?
(1 point)
Responses
Coal was no longer used to power engines.
Coal was no longer used to power engines.
Gas stations and motels were needed near highways
Gas stations and motels were needed near highways
Railroads could no longer handle enough cargo.
Railroads could no longer handle enough cargo.
Automobile traffic increased greatly over time.
1 answer
Railroads could no longer handle enough cargo.