Question

FAN/MEDAL

Which occurred first in scientific history?


A.
Scientists began to think that the continents were parts of larger plates, based on information about the mid-ocean ridges and earthquakes.


B.
Seuss suggested the idea that the earth's continents were originally two larger continents.


C.
Paleomagnetism in ocean rocks provided proof for seafloor spreading, convincing many scientists of the validity of the theory of plate tectonics.


D.
Wegener suggested the idea of continental drift and the existence of an original super continent, Pangaea.