If a request comes from someone we know, is consistent with our previous actions, and allows us to reciprocate a prior gift, favor, or service, we will be more likely to show

Which of the following statements about observations of children conducted in the home or laboratory is true?

A) In homes, observers find it easier to capture rare but important events. B) Researchers can better control children's experiences in the lab. C) Fearful children tend to respond better in a lab setting than in their own homes. D) Observations by researchers in the home or laboratory are usually more subjective than parental reports.

The DSM-5 has added __________ to the criteria for pathological substance abuse

a) craving for substance b) desire for high feelings c) risky behavior d) none of the above