The Greek mathematician Archimedes is most famous for discovering that the quantities of water displaced by an immersed object have the same volume as the object itself.

A. discovering that the quantities of water displaced by an immersed object have
B. his discovery that by immersing objects in water, they displace quantities of
C. discovering that the quantities of water displaced by an immersed object has
D. discovering the quantities of water displaced by an immersed object of
E. his discovery of the fact that an object displaces water quantities, when immersed, of

OA A

Source: Economist Gmat