Question

There are many fossils of marine animals, such as clams, fish and corals, in the Limestone A layer of the Grand Canyon. What happened millions of years ago that explains why such fossils are found there? A In ancient times, people brought seafood to the area from the ocean. B Oceans were once much rough and sea life washed inland on giant waves. CAn ocean covered this area at that time and then receded later. D Some sea animals once lived on land before migrating to the sea.​

Answer 1

Answer:

I think A In ancient times, people brought seafood to the area from the ocean.

Explanation:

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