The German Sinking of the American Ship Reuben James

The German sinking of the American ship Reuben James

A) triggered an American naval campaign against Germany.
B) led Congress to approve the arming of American merchant ships.
C) led Congress to approve American ships sailing into belligerent ports.
D) led Congress to approve both the arming of American merchant ships and the sailing of American ships into belligerent ports.
E) All these answers are correct.