The correct answers are A. Condoms; B. Vaccination; and C. Abstinence
Explantion_
Sexually transmitted diseases (STDs) and sexually transmitted infections (STIs) are diseases and conditions that are transmitted through sexual contact, these diseases include HIV, human papillomavirus, chlamydia, herpes, among others.
Due to the way these diseases and infections are transmitted to prevent them it is important to limit the number of sexual partners; vaccinate properly as some of these diseases such as papillomavirus can be prevented through vaccines; use condoms to avoid being in direct contact with the virus or bacteria causing the disease or infection; and sex abstinence because this prevents you get any of STD or STI. Thus, the three strategies recommended are condoms, vaccination, and abstinence.
