The phenomenon in which facial, vocal, or gestural cues of one person give rise to a similar or related state in another person is known as

Chapter 6 discusses the accuracy of people's metamemory for pairs of words on an item-by-item basis. This research suggests that

a. people are not very accurate in guessing which pairs of words they are likely to recall at a later time. b. people clearly underestimate their ability to recall pairs of words at a later time. c. people clearly overestimate their ability to recall pairs of words at a later time. d. people have fairly accurate metamemory when the stimuli are pairs of words.

No-treatment and waiting-list control groups are primarily used to

a) Reduce bias in participants' responses b) Reduce threats to external validity c) Increase construct validity d) Increase internal validity