Which approach to studying development is not often used but offers a potentially powerful approach to understanding issues such as age-related changes in brain functioning?

Hamasi has sustained damage to the primary visual cortex located in his right hemisphere

and is having trouble with his vision. His vision problem most likely involves a. tunnel vision. b. an astigmatism. c. seeing objects on the left side of his visual field. d. not being able to see objects on the right side of his visual field. e. being able to communicate what he has seen.

What approximate percentage of federal prisoners are drug-law offenders?

a) 51 percen b) 21 percent c) 41 percent d) 31 percent