Which Statement About Protostome and Deuterostome Evolution Is True

Which statement about protostome and deuterostome evolution is true?

A) Only one lineage exploited the abundant food supplies buried in soft marine substrates.
B) Many groups in both lineages developed elaborate structures for extracting prey from the air.
C) Both groups invaded land and evolved into very large terrestrial animals.
D) Both lineages are mostly sessile.
E) In both lineages,a coelomic cavity evolved and became divided into compartments that allowed better control of body shape and movement.