50 points(sociology) classical sociological theory arose in the nineteenth century, in the aftermath of the american and french revolutions and during the industrial revolution. summarize how the theories of karl marx, émile durkheim, and max weber all reflect a concern for the consequences of modern life.

Select the correct answer. what was edwin hubble's contribution to the field of astronomy? a. he discovered variable stars. b. he proved that the heliocentric model accurately described our solar system. c. he found a relationship between the period luminosity and distance of stars. d. he proved that the universe is finite. e. he discovered that the universe was expanding.