Ascientist finds several hundred fish fossils in the desert. this evidence best supports which of the following scientific ideas? a. the fish were left by predatory animals. b. the fish evolved limbs for land movement. c. the area was once covered in water. d. the area was once covered by a glacier.

C.The area was once covered in water.

Explanation:

The fossils are the trace evidences of the previously existing living beings on a particular location. The fossils reveal the type of life forms associated with a particular region, the climate and geographic landform condition associated with the region where the fossils were found.

The fossil of fish in a desert area indicates that the area might be occupied with a water body, which is being wiped out due to desertification.