Jellyfish and coral are closely related. which statement explains why we can say this? both are peudocoelomates. both have bilaterally symmetrical bodies. both are cnidarians.

Option C

Explanation:

Jellyfish and Corals both belong to Phylum Cnidaria thus, they are known as Cnidarians.

They both possess radial symmetry and in their defense mechanism they both use stinging tentacles which release venom for their protection. Due to this reason they are known as Nettle Animals.

Therefore the right statement is "Option C Both are cnidarians".

when it is at an intermediate population density