Which of the following concepts places the most emphasis on bidirectional exchanges between heredity and the environment?

Malcolm is severely depressed. Because of this he is given electroconvulsive therapy. After treatment he is sent home and does much better. However, he suddenly thinks last year's episodes of his favorite TV series are new. Malcolm is showing signs of _____?

a. anterograde amnesia b. retrograde amnesia c. childhood amnesia d. dementia

According to research on gender differences in motor skill performance, the one skill in which girls outperform boys is

A. running B. walking C. hopping D. rolling E. striking