Predator and prey
Then there is symbiotic relationship like
Commensalism: When one is helped and the other organism is unharmed.
Mutualism: When both organisms are helped
Parasitism: When one is helped and the other is harmed from the other organism's action.
Answer:
Extinction
Explanation:
Pavlov referred to this behavior as extinction. It is the gradual weakening of a conditioned conditioned response that causes the behavior to decrease or disappear.
Pcp crystale sintethic theory