Claude Steele proposed a theory called ____ threat as a possible explanation for group differences in intelligence and other test results

The difference threshold is also known as the:

a. just noticeable difference. b. signal detection difference. c. absolute threshold. d. comparison threshold.

During the third stage of labor, the

A) placenta is expelled. B) baby moves down the birth canal. C) baby is born. D) cervix fully dilates.