In the Robber's Cave experiment, the hostility between the groups was ended by __________

A) bringing the groups together for social activities.
B) declaring one group the winner over the other.
C) declaring that both groups had tied and the competition was over.
D) bringing the groups together to work on common problems.

What is true of the separation of figure from ground?

A) The separation is a property of the figure itself.
B) The separation is a perceptual illusion.
C) The separation is a perceptual process that is prompted by the perceiver.
D) The separation is a passive sensory process.

Heritability ratios for low SES groups are __________.

A) higher than those for high SES groups
B) near zero
C) nearly 100%
D) identical to those obtained from high SES groups

What substance does research suggest is involved in the effect of ego depletion on self-control in subsequent situations?

A) glucose
B) fat
C) sodium
D) lymphocytes

Brian has begun repeating syllables such as "da-da-da-da" and "me-me-me-me-me." Brian is in the _____ stage of language development.

A) cooing
B) holophrasing
C) gurgling
D) babbling

The newest winning numbers in the state lottery are announced on the local television station every Saturday night, at the end of the news hour. People who are watching for the lottery numbers will have their "watching" reinforced on

A) a fixed-ratio schedule.
B) a variable-ratio schedule.
C) a variable-interval schedule.
D) a fixed-interval schedule.

Maggie and Ben's preterm baby has been diagnosed as having respiratory distress syndrome. Which of the following is TRUE regarding respiratory distress syndrome?

A) It is due to maternal exposure to teratogens during pregnancy.
B) The baby's muscles may not be mature enough to sustain independent breathing.
C) The air sacs in the baby's lungs are over-lubricated, which makes breathing difficult.
D) It is due to anoxia during delivery.

Which of the following is the best example of social learning?

A) You notice that many of your classmates are comfortable speaking with professors after class. Even though you are usually shy, you therefore decide that you will try to speak with professors after class too.
B) Every time you wear the poncho you purchased in Mexico, you think fondly about the time that you spent there.
C) You ask for an extension on a paper that is due for class; your teacher says yes, and you still end up with a really good grade. This leads you to ask other teachers for extensions as well.
D) After going to the same dentist for many years, you develop a fondness for your dentist and for the other people who work in her office.

If you are a personality researcher, which of the following is the best way of measuring behavior to best predict personality?

A) when behavior is averaged across several days
B) when behavior is measured through genetic tests
C) when behavior is measured once
D) when situational influences are strong