a limestone bed containing fossils that are 550 million years old is ____ a bed of sandstone containing…

a limestone bed containing fossils that are 550 million years old is ____ a bed of sandstone containing fossils that are 400 million years old. a. younger than c. older than b. the same age as d. not related to please select the best answer from the choices provided o a o b o c o d
Answer
Brief Explanations:
The age of fossils indicates the relative age of the rock layers they are in. A 550 - million - year - old fossil in a limestone bed is older than a 400 - million - year - old fossil in a sandstone bed.
Answer:
C. older than