Answer:
B. As a submarine slide occurs, it can push water into a sea-surface bulge ahead of its path; this can result in tsunami initiation.
C. Large submarine slides of rock or sediment can create earthquake waves, which can initiate a tsunami.
Explanation:
Submarines are watercraft which can operate in underwater. Its size is bigger than ships and cruises. It is capable to operate on the sea level as well as under water. When a submarine moves it can cause tsunami initiation because it pushes water into sea surface bulge. The huge submarines can cause earthquakes and high tidal waves.