Which was an accomplishment of John Q. Adams’s presidency? He established the national observatory for astronomers in Washington, D. C.

He clearly communicated America’s special place in the world as an example of freedom.

He convinced Congress to pass a national program to build roads and canals.

He oversaw the enactment of stiff tariffs to protect American industry.

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.