The correct answer is choice A, B, C, D and E. All of these are possible modes of transmission for hepatitis B virus (HBV), which is a viral infection that attacks the liver and can cause both acute and chronic disease. The virus is most commonly transmitted from mother to child during birth and delivery, as well as through contact with blood or other body fluids during sex with an infected partner, unsafe injections or exposures to sharp instruments.

Choice A is correct because unprotected sexual contact can expose a person to the blood, semen, or vaginal fluids of an infected partner.

Choice B is correct because sharing drugs, needles, or “works” when using drugs can expose a person to the blood of an infected person.

Choice C is correct because poor infection control practices in medical settings can expose a person to contaminated needles or syringes or sharp objects that have been used on an infected person.

Choice D is correct because sharing of blood sugar (diabetes) testing equipment can expose a person to the blood of an infected person.

Choice E is correct because needle sticks or sharps exposures on the job can expose a person to the blood of an infected