Fossil Evidence About the Origins of Metazoans Suggests That

Fossil evidence about the origins of metazoans suggests that

A) multicellularity arose about 600 million years ago.
B) multicellularity arose independently on several different continents.
C) early multicellular animals arose from protozoa fusing to form flat worm-like animals.
D) metazoans evolved first in the Ediacara Hills of South Australia.
E) All of the answers are correct.