Which of these describes a fossil?
A
a desert that used to have a body of water in it

B
a species that no longer lives anywhere on Earth

C
a scientist who studies the history of life on Earth

D
an ancient organism or its trace that has been preserved

the answer is D hope this Helps :)

Explanation:

The fossil record provides evidence of a common ancestor to many species. A fossil record provides the confirmation of the typical progenitor and its numerous species. A fossil is known as the remaining parts of a certain living life. The fossil record helps us to know about the fossils.

c

explanation:

photos creat an ovveral image of the civil war