WILL GIVE BRAINLIEST!!!!!!! NEED THE ANSWER NOW DOING THE TEST.
how are scientists able to use fossils of extinct organisms as evidence?

a- fossils show exact;y how all extinct organisms are related to all organisms alive today

b Fossils provide weak evidence and are rarely used to show ancestry and relationships to present-day organisms.

c Fossils can help scientists trace physical changes and compare how organisms looked over time.

d Fossils that are deeper in the earth provide better evidence than fossils that are found closer to the surface.