In the event that sexual intercourse occurs without contraception, how might pregnancy be prevented?
a. by obtaining birth control pills
b. by using the "morning after" pill
c. by douching
d. by hormonal methods

When a researcher debriefs her participants, she: provides a detailed explanation of the study. removes their undergarments. tells them they can stop taking part at any time. provides an detailed explanation of the study, and tells them they can stop taking part at any time.