What could the public do to get rid of corrupt politicians?

What was the purpose for "checks and balances" in the government? it made possible a system of accountability. it would control the national bank. it would the states to work together to solve national problems.

How did the technology of the late 1800s affect the growth of cities? select one: a. cities were able to expand outward because of additions to railroads. b. electric streetcars enabled the wealthy city dwellers to move to the first suburbs. c. advances in steel and metal technology allowed for the development of the skyscraper, which allowed cities to grow upwards. d. all of these are correct.

Name three new weapons that changed how ww! was fought and how?