Question

In "Wilson's War Message to Congress" the word "extraordinary" is repeated in order to
communicate Wilson’s opinion of the United States government.
make the message of war as concise as possible.
call attention to the greatness of the members of Congress.
emphasize the importance of the meeting and its special purpose.

Answer 1

emphasize the importance of the meeting and its special purpose. Repeating "extraordinary" is a rhetorical device to stress the gravity and uniqueness of the occasion.