Although the Rate of Sexual Activity Among Adolescents in the United

Although the rate of sexual activity among adolescents in the United States does not differ much from that reported by other industrialized countries, the rate of teenage pregnancy in the United States is

A) in the top third of all industrialized countries.
B) in the bottom third of all industrialized countries.
C) the highest in the world among industrialized countries.
D) average as compared to other industrialized countries.