Dante is working on his math homework and is doing so with a furrowed brow and deep frown. His father suggests that Dante hold a pencil in his teeth, forcing a smile, and then tackle his homework. Dante does so and tells his father he feels much less frustration while completing his math problems. This illustrates the __________.
◦ facial feedback hypothesis
◦ Cannon-Bard theory of emotion
◦ two-factory theory of emotion
◦ cognitive-mediational theory of emotion