posted by Sabrina .
_____________provided significant sources of energy on early Earth, and were most likely involved in the origin of life.
A) Volcanic activity, violent thunderstorms, and ultraviolent radiation
B) Bombardment from meteorites, gamma radiation, and osmic radiation.
C) Intense radiation, volcanic activity and redox energy.
D)Oxidizing environment, electrical disharge and geothermal energy.
E) Infrared radiation, ultraviolent radiation, and oxidizing radiation.