What factor may have made it easier for reinforcements to enter the gettysburg are

in classical conditioning the organism learns to associate new stimuli with natural, biological responses such as salivation or fear. the organism does not learn something new but rather begins to perform in an existing behavior in the presence of a new signal. operant conditioning, on the other hand, is learning that occurs based on the consequences of behavior and can involve the learning of new actions.

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herodotus taught this. herodotus was an ancient greek historian who was born in halicarnassus in the persian empire. he is known for having written the book the histories, a detailed record of his "inquiry" on the origins of the greco-persian wars.