Research on speciation of Hawaiian crickets,shown in the accompanying figure,has led researchers to conclude that ________.

A) these cricket species have diverged by a mechanism known as assortative mating
B) females of different species have strong preferences for the singing pulse rate of the males of their own species
C) female preference for male singing pulse rate is genetically linked to the combination of genes regulating the singing pulse rate of males
D) All of the above are accurate.