1.) Automobiles helped change the role of women in society.
2.) If cars were non-existent thousands of Americans would be out of work.
3.)People can travel faster in automobiles and feel more comfortable at the same time. Automobiles were and continue to be the main source of transportation not only for Americans, but for everyone on Earth.
Answer:
A)The U.S. Constitution supported it
Answer:
Sound waves. I hope this helps.
Boomed in 1920 because economy