The Mohorovicic Discontinuity, or Moho, is the depicted by the red line seen in the diagram above. In geology, the
word discontinuity refers to
A) a surface at which seismic waves change velocity.
B) a change in the pressure within Earth's interior due to depth.
C) a drastic change in the depth of the crust, alternating from thin to thick.
D) the chemical difference between Earth's layers, in this case, the continental
and ocean crusts.​