Question

On remarkable realization associated with the discovery of sea floor spreading was that

Answer 1

Compared to continents, the crustal floor of the oceans is very young.

Step-by-step explanation:

This is true because oceanic crust is constantly being recycled. It is subducted into the mantle where it is destroyed and new oceanic crust is produced at mid-oceanic ridges, so it is younger than the continents.