ASAP 25 points for the correct answer

Continental crust is located on top of oceanic crust because?

A) the denser oceanic crust is found below the less dense continental crust.
B) oceanic crustal plates move at a slower pace, therefore making them sink beneath continental crustal plates.
C) the continental crust formed before the oceanic crust, placing it on top
D) the continental crust is older and denser, which allows it to be located above the never, less-dense oceanic crust