Marinol is a form of marijuana approved by the FDA and used for appetite stimulation and relief of vomiting in patients with AIDS and cancer

What babies in the Thomas and Chess study were at high risk for problems in childhood, including aggressive behavior, anxiety and social withdrawal?

a. easy b. difficult c. slow-to-warm-up d. unengaged

Which of the following is (are) true concerning an extinction burst?

a. the behavior increases in frequency, duration, and intensity b. novel and emotional behaviors may occur c. it is a permanent change in behavior d. A and B