Which Statement by a Middle-Aged Woman Indicates That Further Instruction

Which statement by a middle-aged woman indicates that further instruction is needed for her and her partner regarding prevention of sexually transmitted diseases (STDs) ?

A) "I'm glad we don't have to use condoms anymore because I can't get pregnant."
B) "Changes in my vagina may make me more likely to be at risk for an STD."
C) "I told my partner that we need to switch to condoms instead of the pill now."
D) "I should report any evidence of infection, even if symptoms are minor."