Measles<span> virus infection is presumed to be sustained through an unbroken chain of</span>human-to-human transmission. So the term I would use is Human Reservoirs because m<span>any common infectious diseases have human reservoirs. Diseases that are transmitted from person to person without intermediaries . And measles is an example of Human reservoirs. </span>
I believe it’s D sorry if i’m wrong!
The four<span> major </span>types of germs<span> are: </span>bacteria<span>, viruses, fungi, and protozoa. They can invade plants, animals, and people, and sometimes they make us sick. </span>Bacteria<span>(say: BAK-teer-ee-uh) are tiny, one-celled creatures that get nutrients from their environments in order to live.</span>
