Domestic horses have a greater diversity of coat colors than that of wild horses. The process that led to a greater diversity of coat colors in domestic horses is: A) selective breeding B) random mutation C) gene alteration D) natural selection

the correct answer is:

they show how organic molecules could be made from earth's early atmosphere.  

explanation:

the miller–urey experiment lasted a chemical experiment that mimicked the forms created at the time to be present on the early earth and tested the chemical element of life under those circumstances. the experiment confirmed alexander oparin's and j. b. s.