_____ valid stimuli—those with a real connection to an unconditioned stimulus—are learned more quickly than _____ stimuli

The light is the

(a) UCS (b) UCR (c) CS (d) CR (e) none of these

Various researchers have found cultural differences in self-esteem among children. One

of the possible explanationsdiscussed in the text is a. differences in educational systems. b. differences in cultural character. c. differences in temperament. d. differences in child-rearing practices.