Which of the following would be the best experimental method to determine the absolute threshold for some stimulus?

A. Present a brief flash of light and ask participants to press a button if they see it, while continually lessening the intensity of the light.
B. Present a brief flash of light, then a second flash, and ask participants to determine if the flashes differed in intensity.
C. Present a brief flash of light, and continually reduce the intensity until participants do not see the flash 100% of the time.
D. Present a continuous tone, and slowly increase the volume until all participants can hear it.


Answer: A

Psychology

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Psychology