Some Native American tribes thought by making a partnership with the settlers that they would be able to trade goods with the settlers and bring peace among the colonists and themselves. A short time of peace was brought among them, before fighting broke out.
The correct answer is negative
Explanation: Negative reinforcement is a term described by BF Skinner operant conditioning theory. In negative reinforcement, a response or behavior is reinforced by stopping, removing or avoiding a negative result or aversive stimulus.
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Aversive stimuli</em> tend to involve some kind of discomfort, whether physical or psychological. Behaviors are negatively reinforced when they allow you to escape aversive stimuli that are already present or allow you to avoid aversive stimuli completely before they happen.
True, because he was the one that created the printing press in 1440.The printing press also brought down the price of printed materials and made such materials available for the masses.