A tectonic plate can be defined as a plate of solid rock with irregular shapes. It is a scientific theory that defines the movement of Earth's lithosphere.
<u>The Earth's lithospehere is divided into seven major tectonic plates namely</u>
African Plate
Antarctic Plate
Eurasian Plate
Indo-Australian Plate
North American Plate
South American Plate
The African plate is the largest of all tectonic plates and covers not only the parts of African continent but also the parts of Atlantic and Indian Oceans. The plate is surrounded by the North American Plate, the South American Plate, the Eurasian Plate, and the Antartic Plate.
So, from the given options the correct one is the South American Plate.