Which statement about World War II is correct?








A.
To defend its territories in Asia and South America, Italy had to fight a two-ocean war.







B.
German submarines, called U-boats, sank many Allied ships in the Atlantic Ocean.







C.
The Japanese developed long-range rockets, called V-2s, to launch against the United States.







D.
Stalin refused to accept aid from the United States because it was not a communist country.