The correct answer is option A, C and D
The characteristics that is related to fishes are gills, have fins and scales. Animals have different body types. Some animals have endothermic body type and some of them have ectothermic body.
Fishes lie in the category of the ectothermic body type of animal as it cannot control the temperature of the body by its own. It is controlled by the temperature of the outer environment.
So, fishes do not belong to the category of endothermic animals.
