Rita Works as a Teacher at a High School

Rita works as a teacher at a high school.She is in charge of the school's abstinence program which is a part of the comprehensive sexuality education (CSE) .She believes that abstinence programs help delay sex until marriage.Which of the following, if true, weakens her argument?

A) Research indicates that CSE programs increase the likelihood of having premarital sex.
B) Studies show that most abstinence programs increase contraceptive use.
C) A majority of adolescents who took virginity pledges had an active sexual life after marriage.
D) In states with predominant abstinence programs, unintended teen pregnancy rates are lower than those without a CSE curriculum.