Which of the Following Led to the Genetic Variation of Humans

Question

Which of the following led to the genetic variation of humans?
A) Eugenics
B) Natural selection
C) Race
D) Dietary changes

Accepted Answer

Natural selection is the process by which organisms with traits that are better suited to their environment are more likely to survive and reproduce, passing on their traits to their offspring. Over time, this can lead to significant genetic variation within a population.