Jose and Maria are expecting their first child. Maria's blood tests show low levels of alphafetoprotein. Maria's doctor is recommending an ultrasound to rule out what condition?

Behavior therapists seek to reinforce desirable behavior in order to __________

a) increase its magnitude. b) increase its duration. c) increase its frequency. d) control it.

When adolescents learn information from both adults and peers is called:

A. Postfigurative cultures B. Cofigurative cultures C. Prefigurative cultures D. Peerfigurative cultures