Which of the Following Was NOT Found by Researchers to Influence

Which of the following was NOT found by researchers to influence why young people do not perceive themselves to be at risk for contracting a sexually transmitted infection such as HIV and therefore consistently use condoms?

A) Teenagers tend to minimize the seriousness of contracting a sexually transmitted infection through their beliefs that medical science will find a cure "in time" should they need it.
B) Teenagers believe that by choosing a partner like themselves and their peers they can ensure that their partners are not infected.
C) Teenagers do not believe that condoms are effective in preventing HIV.
D) Females who propose the use of condoms may be thought of more negatively.