Answer:
Bryozoans belong to phylum bryozoa
while corals belong to phylum cnidaria.
Bryozoans are more advanced than corals.
bryozoans have an anus while corals do not have an anus
bryozoans tentacles don’t sting like corals.
i think the answer is either A or D but im strongly going to go with D
The answer is four bonds because they can use one electron for each bond.
Hope that helped :)