A variety of studies have shown that the proportion of adolescents who report experiencing depressed mood within the past 6 months is about what percentage?

In all of its forms, meditation suppresses activity of the ______ system

a. central nervous c. parasympathetic nervous b. sympathetic nervous d. endocrine

Concerning her academic studies, Marta exhibits a strong desire to understand and to excel. She also perseveres when her studies get difficult. Marta is exhibiting

a. precociousness. b. giftedness. c. intellectual determination. d. creativity.