Which of the following factors is NOT one of Ryff's six elements for well-being during adulthood?

Overall, about _____ percent of U.S. preschoolers lack essential immunizations

A) 10 B) 20 C) 30 D) 40

At what age will a toddler show a sharp increase in self-awareness?

A) 9–12 months B) 13–17 months C) 18–20 months D) 21–24 months