Most sessile animals living on rocky shores :

I believe the options are:

A) deposit feeders

B) carnivores

C) detritus feeders

D) filter feeders

E) grazers

The answer is D) filter feeders

Explanation:

Sessile animals such as barnacles and oysters attache to rocky surface as a substratum. They feed by filtering organic matter and plankton from sea water.

* The attached diagram gives a comprehensive description of the feeding process.

multiple allele inheritance is traits controlled by more than 2 alleles (ex: pigeons having 3 alleles of one gene govern their feather color).   so the answer is a.