What is the largest groups of freshwater lakes in the world?

Consisting of Lakes Superior, Michigan, Huron (or Michigan–Huron), Erie, and Ontario, they form the largest group of freshwater lakes on Earth, containing 21% of the world's surface fresh water by volume.
Hope This Helps!

Lakes Superior, Michigan, Huron (or Michigan–Huron), Erie, and Ontario are the largest group of freshwater lake

D. latin america followed by africa

Answer (d) the greenhouse effect is primarily caused by car and trucks;