What benefit of ice on the surface of a lake is most likely to fish

it can no longer be eaten by outside predators such as birds or humans fishing . I would guess protection from outside forces and or predators.

Oxygen is trapped under the ice making it easier for fish and other aquatic creatures to survive.

you dont brother god luck

the generally accepted parts of modern cell theory include: all known living things are made up of one or more cells. all living cells arise from pre-existing cells by division. the cell is the fundamental unit of structure and function in all living organisms.