From evolutionary standpoint , the older a fossil-bearing rocks is, the more likely it is to contain

aves as opposed to amphibians

invertebrates as opposed to vertebrates

angiosperms as opposed to algae

vertebrates as opposed to invertebrates

Correct Option

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7 years ago

Invertebrates gave rise to vertebrates on the evolutionary scale.... So older fossils should contain invertebrates rather.. Gracias

10 years ago

Yeah, B, because from invertebrates evolved vertebrates.

B is the correct answer

9 months ago

answer in b

10 years ago

Thanks for your contributions. Correction has been made.

12 years ago

its B

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