How did the United States support the Allies during the Battle of Britain? A.
The United States sent fighter pilots to support the Royal Air Force during bombing attacks.

B.
The United States sent ground troops to protect civilians during bombing raids and attacks.

C.
Britain and the United States worked together to plan strategic attacks on Germany.

D.
Britain and other Allied countries purchased and transported military weapons and equipment.
(this is from the semester B exam us history PLEASE HELP!!)