How do "ethnocentrism" and "Social Darwinism" influence Imperialism?

Whose writings were the source of the idea that people have a right to abolish and replace a government that violates their natural rights?

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.

Aperson who makes maps is called a mapper drawer cartographer