Respuesta :
The branch of science which deals with the study of animals is called zoology.
the correct answer is B.
The Arthropoda is the largest phylum as they 70% of insects. The world has various animals out of which 70% of species are animals.
The Arthropoda is evolved from the phylum annelids. as they have all the characters which annelids had.
The mollusks and the Echinodermata are more evolved than the Arthropoda.
Hence, the correct answer is B that is annelids.
For more information, refer to the link:-
https://brainly.com/question/19200238
