Question

this diagram shows fossils in an undisturbed sedimentary rock sequence. shallower deeper which of the following fossils is younger? select the more likely answer. fern crocodile egg

Explanation:

In undisturbed sedimentary rock, the principle of superposition states that shallower rock layers (and their fossils) are younger than deeper layers. The fern fossil is in the shallowest layer.

Answer:

fern