By the end of the first year, a baby's ability to manipulate objects greatly expands with the development of

____ maintained that functional psychology was the American psychology.?

a. ?Dewey b. ?Hollingworth c. ?Angell d. ?Woodworth e. ?Carr

Viagra and other medications for impotence __________

A) are generally safe B) decrease blood flow to the penis C) offer permanent relief from erectile dysfunction D) are associated with an increased risk of cancer and stroke