The correct option is A mariculture, aquaculture
Mariculture is the term used for fishing of marine fishes. The fishes include finned fishes like sardines, tunas, halibuts and shell fishes like crabs, prawns.
Aquaculture is the term used for fishing inland fishes. It includes fishes of estuaries(brackish water) and fresh water. Fishes like rohu, catla, grass carp are the examples. Shell fishes like prawn and crabs are cultured in freshwater as well.