Which example describes a method of relative dating?





A.


using fossils to determine the oldest rock layer in a canyon


B.


using radioactive isotopes to calculate the age of a rock


C.


measuring the depth of tree bark


D.


examining historical records to determine when a volcano erupted

3 answers

I'll be glad to check your answer.
B.. Using fossils.....
9 years later about to be 10 :/