Which of the following statements about evolution is true?

A) Evolutionary changes take thousands of years and therefore will have no effect on humans for many years to come.
B) Humans are evolving at rapid rates and the genotypes are expressed in ways like height and hair color.
C) Human activities do not have negative effects on evolution, as evolution is a natural process that occurs with or without humans.
D) Evolutionary changes can take place within a few years or less and affect agriculture and human health.
E) Evolution has not been accepted by the scientific community due to lack of evidence.