Which one please help me

Write two to three sentences that describe the relationship between the antiwar movement and the counterculture

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.

Experimented with communism before taking part in a number of civil rights and antiwar protest