Explain one SIMILARITY in the way states gained and maintained power from 1200 to 1450. Choose TWO regions to compare: (South/SE Asia, Europe, Americas, Africa)

Why did some states believe they had the power to overturn federal laws?

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.

Brainliestttme : ) -what reforms were made in communist china?