Question

The diagram shows fossils buried in layers of rock.



Which conclusion is best supported by the diagram?

Trilobites and gastropods are the youngest fossils.
Crinoids and gastropods have lived during the same time period.
Ferns have existed for a longer period of time than coral.
Every ammonite fossil is older than the gastropod fossils.

Answer 1

Answer:

crinoids and gastropods have lived during the same time period