The lowest level of a stimulus needed for the nervous system to detect a change half the time is called the

Suppose that you are listening to an announcer read the names of the winners in an athletic event. You recall the last four names accurately, but you can't recall the names that appeared earlier in the list. This phenomenon is called:

a. the primacy effect. b. proactive interference. c. chunking. d. the recency effect.

The word "orphanage" has been replaced by the words __________

a) foster home b) group home or residential treatment center c) alternative lifestyle d) latchkey child