General Eisenhower was the leader of what coordinated effort of the allies during the war

A Defeating Germany on the eastern front at the battle of Stalingrad
B Organizing the meeting for the Potsdam Declaration
C Coordinating a naval attack to end the German submarine attack
D Transporting 3 million troops across the channel in operation overload

D Transporting 3 million troops across the channel in operation overload

Operation Overlord, also known as D-Day, was the coordinated effort by the Allies led by General Eisenhower to transport troops across the English Channel to invade German-occupied Western Europe during World War II.