The correct answer is D. Avoiding high-risk situations
A could lead to a possible sexual encounter. B would just lead to confrontation. C is just dumb and would lead to potentially putting yourself in harms way.
If you avoid high risk situations where the chances of a sexual encounter are high you are more than likely able to successfully remain abstinent.
Saliva, blood, having Intercourse with some with HIV
In my opinion a compliment is saying something nice or just saying something good about the person it can go both ways.