I'm pretty sure the answer is D because STI's can also be transmitted through blood.
When most people in Africa has aids, its considered an epidemic. When most people are considered fat asfack in the US its also considered and epidemic.
Answer:
negative calcium balance resulting from insuffcient vitamin D and action.
Explanation:
negative calcium balance primarily occurs when intestinal calcium absorption is impaired and fails to balance the intestinal and renal calcium loss.
Answer:
driving a car
wearing a seatbelt
wearing a helmet
Explanation:
Driving a car, wearing your seatbelts and a helmet are all governed by the legislature. This is because if we didn't follow those rules we would be endangering the lives of ourselves and others on the road or off it. While nobody can tell you if you need to wear or not wear a bikini or sunscreen. At least not currently.