One Way in Which Alfred Kinsey's Work on Human Sexuality

One way in which Alfred Kinsey's work on human sexuality was important is that it ____________________________.

A) immediately led to a nationwide demand for sex education in American schools
B) let many Americans know that they were not alone in breaking certain sexual rules
C) removed the stigma attached to young women who had children outside of marriage
D) triggered a nationwide movement to close down Playboy magazine