Article snapshot taken from Wikipedia with creative commons attribution-sharealike license.
Give it a read and then ask your questions in the chat.
We can research this topic together.
Abyssal plain near Argentina
The Argentine Abyssal Plain forms part of the Argentine Basin off the east coast of Argentina. It comprises the deepest sections of the basin on the western and south-western margins, reaching a depth of 6,212m (20,381 feet).