The answer to this question is B, they must be 30 years old and live in the state from which they are elected.
D.
It established the precedent of judicial review, which balances the powers of the executive and legislative branches of government.
Answer: Positive reinforcement
Explanation:
Positive reinforcement is seen as rewarding an individual for their contribution in a bid to see them improve more. Justin reward to do more for the organization is seen as Positive reinforcement.