Answer: D. delayed reinforcers
Explanation: The student's attitude best point out that human behavior is influenced by delayed reinforcers.
Delayed reinforcement can be simply defined as the time lapses or delay between the delivery of rewards and the desired response of an individual, this rewards are called reinforcers. If the rewards are presented after a delayed period of time, that reward is called delayed reinforcer.
The Open Door policy was a statement of principles initiated by the United States in 1899 and 1900. It called for protection of equal privileges for all countries trading with China
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The answer is minimum wage.
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