“Want ice cream,” “Fall down,” and “Mommy give cookie” are all examples of:  

A mother hands her baby a rattle, saying, “Here you are.” She then gently takes the rattle away, smiling and saying, “Thank you.” She does this repeatedly, letting the baby keep the rattle for several seconds each time and encouraging the baby to offer the rattle. Eventually, the baby takes the rattle, holds it for a few seconds, and then holds it out to her mother and smiles. This is an example of:  

Which of the following approaches holds that the processes of reinforcement, punishment, and imitation explain the development of moral behavior?  

Zone of proximal development (ZPD) is Vygotsky’s term for:  

According to Urie Bronfenbrenner’s ecological theory, a person’s family, peers, school, and neighborhood constitute his or her:  

Which of the following statements about infants and REM sleep is TRUE?  

What did Harlow’s experiments on monkeys reared by surrogate mothers show regarding the attachment process?  

The inability to distinguish between one’s own perspective and someone else’s perspective is known as:  

Children who grow up in a deprived environment are likely to show:  

Which of the following is TRUE of mitosis in humans?