Which Statement About the Evolution of Reproductive Isolation Is False

Multiple Choice

Which statement about the evolution of reproductive isolation is false?

A) In some cases,complete reproductive isolation requires millions of years.
B) Reproductive isolation can evolve gradually in the lab,even if the researchers do not directly select for it.
C) Reproductive isolation tends to increase with increasing genetic distance.
D) Reproductive isolation is not "all-or-nothing";intermediate levels of reproductive isolation can be found.
E) Reproductive isolation evolves at about the same rate in nearly all groups of organisms.