While at the airport, 7-year-old Ethan discovers a quarter inthe coin return of a pay telephone. Ever since, Ethan checks the coin return of any pay telephone he sees. Using operant conditioning terms, the sight of a pay telephone is adiscriminative stimulus.

Question

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This is true because Ethan has learned to associate the sight of a pay telephone with the possibility of finding a quarter in the coin return. The sight of the pay telephone serves as a discriminative stimulus for his behavior of checking the coin return.

While at the Airport, 7-Year-Old Ethan Discovers a Quarter Inthe