Blake is selected for a study on music preference and happiness. He thinks the experimenter’s hypothesis is that people who listen to classical music are happier. As a result, Blake reports listening to classical music more often than he really does, as well as inflated scores on self-reported happiness. This is an example of

Hurrywhat best describes an a. instruments that produce a sound through vibrating column of air, including the woodwind and brass family.b. simple, solid instruments that produce sound by being struck, scraped, or shakenc. instruments that produce sound by striking or rubbing a skin or membrane stretched across a resonating air chamberd. instruments that produce sound when a string or chord is struck, rubbed, or plucked