Watch the Submarine Slide portion of the Slides topic of the animation. How can a submarine slide at the edge of a continental shelf create a tsunami? Choose one or more:
A. by pushing water being pushed into a bulge ahead of the advancing underwater debris flow.
B. by the upward displacement of the edge of the continental shelf.
C. by the sudden drop of the seafloor as the mass of material breaks off the continental shelf.
D. by the settling of the deep seafloor under the weight of the incoming mud.
E. by the rebound of the continental shelf as mass is released from its edge.