Which of the following statements is not consistent with evolution by natural selection? a. natural selection can lead to speciation. b. certain individuals in a population have a higher rate of reproductive success than other individuals due to a variety of environmental and developmental factors. c. individuals change during their lifespans to fit their environment better, and these changes can be inherited by their offspring. d. individuals that reproduce most successfully are more likely to have offspring that also reproduce successfully if the environment remains stable. e. individuals in a population exhibit variation, some of which can be inherited by their offspring.