rich beds of marine fossils have been found in the eastern shore of virginia. by studying these fossils…

rich beds of marine fossils have been found in the eastern shore of virginia. by studying these fossils, scientists can best determine\na. when virginia collided with the north american continent.\nb. the date when organisms moved onto dry land.\nc. the period during which eastern virginia was covered in water.\nd. when the atmosphere of earth was more humid than it is today.
Answer
Brief Explanations:
Marine fossils are formed in water - covered areas. By studying them, scientists can determine when an area was under water. Options A and B are not related to marine fossils in this context. Option D about Earth's humidity is not directly determined by marine fossils in Eastern Virginia.
Answer:
C. the period during which Eastern Virginia was covered in water.