If a convergent boundary involves a continental landmass and an ocean basin, what is the result?A A chain chain of of volcanic volcanic mountains mountains will will form form on on the the edge edge of of the the continent continent or or just just offshore, offshore, and and a a deep-deep-ocean ocean trench trench will will form form offshore. offshore. The The land land will will fold fold and and fault, fault, forming forming high high mountain mountain ranges. ranges. The The land land at at the the edge edge of of the the continent continent will will buckle, buckle, causing causing the the formation formation of of a a trench. trench. There There will will be be frequent frequent earthquakes, earthquakes, but but no no other other evidence evidence of of crustal crustal movement. movement.