One of the biggest driving forces for evolution is the process of natural selection. Which sentence describes the process best?
1) Natural selection is the process by which individuals with favorable traits are more likely to survive and reproduce, leading to the gradual change in the characteristics of a population over time.
2) Natural selection is the process by which individuals with unfavorable traits are more likely to survive and reproduce, leading to the gradual change in the characteristics of a population over time.
3) Natural selection is the process by which individuals with random traits are more likely to survive and reproduce, leading to the gradual change in the characteristics of a population over time.
4) Natural selection is the process by which individuals with no traits are more likely to survive and reproduce, leading to the gradual change in the characteristics of a population over time.