Table 1. Participant demographic information

Listener	Group	n	Mean age (SD) in years
Seoul	Elementary school	21	9.0 (0.6)
	High school	19	16.0 (0.0)
	University	39	23.3 (2.5)
Gyeonsang	Elementary school	21	9.0 (0.0)
	High school	23	16.0 (0.2)
	University	32	22.6 (2.6)