Explain how and why environmental and other factors shaped the development and expansion of various British colonies that developed and expanded from 1607 to 1754. (APUSH)

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.