Question

Or

Answer 1

Answer:

It tell us that aquatic environment changed into land environment.

Explanation:

These fossils tell us about the evolution of the geosphere from aquatic environment to land environment at the Grand Canyon because the presence of sea organisms which is only found in the sea. Millions of years ago there was a sea at the Grand Canyon that have sea organisms crinoids, brachiopods, and  sponges etc but with the passage of time all water removed from this area and this aquatic environment change into the land environment.