Which shows these World War II events in the correct chronological order?


A.

Allies invade Normandy; Germany invades Soviet Union; Potsdam Conference


B.

Potsdam Conference; Germany invades Soviet Union; Allies invade Normandy


C.

Germany invades Soviet Union; Allies invade Normandy; Potsdam Conference


D.

Allies invade Normandy; Potsdam Conference; Germany invades Soviet Union