Question

this diagram shows fossils in an undisturbed sedimentary rock sequence. which of the following fossils is youngest? select the most likely answer. coral fish worm burrow

Explanation:

In undisturbed sedimentary rock, the principle of superposition states that the youngest layers are the shallowest (topmost) layers, as new sediment accumulates on top of older layers. The worm burrow fossil is located in the topmost shallowest layer of the rock sequence.

Answer:

C. worm burrow