PLZ HELP Japan has, therefore, undertaken a surprise offensive extending throughout the Pacific area. The facts of yesterday and today speak for themselves. The people of the United States have already formed their opinions and well understand the implications to the very life and safety of our Nation. . . .

I ask that the Congress declare that since the unprovoked and dastardly attack by Japan on Sunday, December 7, 1941, a state of war has existed between the United States and the Japanese Empire.

–Franklin D. Roosevelt,
1941

What it the most likely reason Roosevelt uses the phrase "unprovoked and dastardly” to characterize the attack on Pearl Harbor?

A. to show the importance of supporting the Allies in the war against Germany
B. to criticize the personality of the average Japanese citizen
C. to explain the effects of the attack on Pearl Harbor and its people
D. to convince the public that declaring war is necessary and justified