The body structure of a reef -building coral consists of a hard skeleton covering soft tissue. what element is most common in the corals soft tissue?

The most common element in the coral soft tissue is CARBON.
The coral skeleton is made up of some elements, some are metallic while some are non metals. Some of these elements are found in the hard skeleton of the coral while some are found in its soft tissues. The most abundant element in the soft tissue is carbon.

The answer is c water is the solvent and salt is the solvent