Comparisons of Genetic Information from Various Invertebrate Groups Have ____

Comparisons of genetic information from various invertebrate groups have ____.

A) confirmed nearly all classifications that were based on phenotypic resemblances
B) provided a complete and final picture of animal phylogeny
C) led to a decision to forgo formal classification of animals
D) led to a reshuffling of the classification of animals that is still being refined
E) confirmed that some invertebrates should be classified as vertebrates