Posted: January 5th, 2016

Every night in Cordele, Georgia, 24 trains crisscross the city's five-mile radius. Each train blows its whistle to alert citizens that it is passing through. Because of __________, the residents of Cordele can sleep through all these whistles.

Every night in Cordele, Georgia, 24 trains crisscross the city’s five-mile radius. Each train blows its whistle to alert citizens that it is passing through. Because of __________, the residents of Cordele can sleep through all these whistles.

A. selective attention

B. the signal-detection theory of sound and sleep

C. sensory adaptation

D. the “cocktail party phenomenon“