Animals that have successfully fought to get food or mates become increasingly ferocious. this best illustrates that aggression is influenced by

The correct answer is d) reinforcement.

Explanation:

Reinforcement is a technique widely used in psychology in the current behaviorism. Reinforcement is a stimulus that is used to increase the likelihood of a behavior repeating itself.

In the case of animals, obtaining food (reinforcement) when they are aggressive (behavior) causes this behavior to occur more frequently because they associate being fierce with obtaining food.

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answer; nonpartisan election;