Developmental psychologist Jean Piaget conducted rigorous observations of his own children as they grew up, and that is what formed the basis for his stage theory of cognitive development. From a research perspective, Piaget conducted a(n) __________

Perry and Raquel are both being treated for alcohol dependence with medication. Perry's medication makes him vomit if he drinks after taking it. Raquel's medication reduces her craving for alcohol. Most likely, Perry is taking __________, while Raquel is taking __________.

A. methadone; Naltrexone B. Naltrexone; methadone C. methadone; Antabuse D. Antabuse; Naltrexone

____ is the most common attachment style, whereas ____ is the most rare

a. Insecure–avoidant; secure attachment b. Secure; insecure–avoidant attachment c. Disorganized-disoriented; secure attachment d. Secure; disorganized-disoriented attachment