An archaeopteryx was a dinosaur that was similar to a bird.
How would a scientist find evidence that supports this statement?
A. Examine fossils of archaeopteryx and look for structures similar to
those of modern birds.
B. Use an index fossil to determine the ages of fossils of
archaeopteryx and fossils of known birds.
C. Compare an archaeopteryx with other dinosaurs to see if they
have similar characteristics.
D. Explore the area where fossils of archaeopteryx were found and
see if there are any birds there.