Answer
C
Explanation:
None
The Cambrian Explosion is when diverse animals were first recorded as fossils.
I think it’s A B and C because other sloths are alive and so are trees.
A pollutant is a substance or energy introduced into the environment that has undesired effects, or adversely affects the usefulness of a resource.
Answer:
Virus
Explanation:
Hepatitis C virus, a member of the Hepacivirus C species, is a small, enveloped, positive-sense single-stranded RNA virus of the family Flaviviridae. The hepatitis C virus is the cause of hepatitis C and some cancers such as liver cancer and lymphomas in humans
