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A group of rats was run through a maze for 12 days. On days 1 through 10, there was no food reward at the end of the maze, and the rats made many errors as they slowly moved through the maze. On day 11, researchers placed a food reward at the end of the maze. With the food reward in place, the rats ran the maze very quickly and with few errors. According to psychologist _____, this experiment demonstrated a phenomenon called _____.
Service
An intangible activity or benefit provided to satisfy the needs of a consumer or business.
Essential Goods
Items considered necessary for basic human survival and well-being, such as food, water, and shelter.
Nonessential Goods
Goods considered as luxuries or not necessary for basic living, often subject to reduced spending during economic downturns.
Expensive
Involving high cost or price; something that is costly.
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