Trouble perceiving patterns corresponds to __________

Researchers have proposed that the immaturity of the ________ at birth is why humans show infantile amnesia

a. cingulate gyrus b. hippocampus c. frontal lobe d. temporal lobe

There are many advantages to using experiments; however, a major drawback is

a. they do not help to establish a causal relationship. b. they tend to be low on internal validity. c. the need to ensure psychological realism to maintain external validity. d. they do not involve random assignment.