Diseases can re-emerge for a variety of reasons. evaluate the following statements and choose the one that does not provide evidence for a re-emergence.
select one:
a. climate change influences arthropods to expand their geographical areas.
b. pathogens evolve over time.
c. humans have avoided animal habitats.
d. agents of bioterrorism have been introduced into a population.

C. Humans have avoided animal habitats.

Explanation:

Emerging diseases are those diseases which occur frequently after a single tenure of infection. These disease poses a serious challenge over the immune system of the body and it becomes incapable of recovery and can also be lethal.

Humans have avoided animal habitats. is the correct option this is because of the fact that on rare instances the association of animals was proven to be infectious to humans. Thus animal habitat avoidance cannot prove to be the concern for the re-emergence of a disease.  

it cools slower in the earth meaning the crystals have more time to form than lava on the surface

i don't know. if i were you, i would search it up online : d