A it would be predation. I can explain if you want.
Answer:
Its been used by humans to take the best traits from a species and pass them on like bigger bodies in cows for more meat and bigger muscles in horses for faster racing potential.
A tree wouldn't be part of the environment of a goldfish.
I would say positive punishment seeing how
Positive punishment is an undesirable stimulus that is introduced to discourage the behavior. They take away Fortnite to discourage the laziness
Plz mark brainliest