In Angiosperm Plants, Flower Morphology Can Be Very Intricate

In angiosperm plants, flower morphology can be very intricate. If a tree, such as a New Mexico locust, has flowers that share many morphological intricacies with flowers of the sweet pea vine, then the most likely explanation for these floral similarities is the same general explanation for the similarities between the

A) dorsal fins of sharks and of dolphins.
B) reduced eyes of Australian moles and North American moles.
C) scales on moth wings and the scales of fish skin.
D) cranial bones of humans and those of chimpanzees.
E) adaptations for flight in birds and adaptations for flight in bats.