In the Two Photographs Below,A Shows Structures Within a Modern

Multiple Choice

In the two photographs below,A shows structures within a modern sand dune that are identical to the structures in the sandstone shown in B.Geologists interpret the structures in the ancient sandstone to be formed by the same processes as those that produced the structures in the modern sand dune.A geologist's ability to interpret these structures by comparing them to modern processes is an example of--------------------.

A) paleontology.
B) the nebular hypothesis.
C) uniformitarianism.
D) a systems approach.