The correct option is C Fish
The eggs which have a hard calcium carbonate covering are known as cleidoic eggs. These type of eggs are found in those group of animals that do not lay their eggs in water which includes aves, reptiles and some mammals. To protect the eggs and prevent it from desiccation the shell is required. Pisces, as they lay their eggs in water the eggs are non-cleidoic in nature. So, the correct option is 'Fish.'