Layer D Crinold Layer E Based on the information in the cross section, select the three statements that are most likely correct. A Layer C is below Layer B, so Layer C is older. B Layer A is at the top, so it is the youngest layer. C The ammonite fossil is above the crinoid fossil, so the crinoid is older. D There is no coral fossil in Layer D, so corals must have become extinct, E The gastropod fossils are above the crinoid fossil, so gastropods evolved from crinoids.
Layer D Crinold Layer E Based on the information in the cross section, select the three statements that are most likely correct. A Layer C is below Layer B, so Layer C is older. B Layer A is at the top, so it is the youngest layer. C The ammonite fossil is above the crinoid fossil, so the crinoid is older. D There is no coral fossil in Layer D, so corals must have become extinct, E The gastropod fossils are above the crinoid fossil, so gastropods evolved from crinoids.
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