<u>Flashback</u> is a plot device, which interrupts a narrative in order to show past events. Dramas often have this.
For the first question is C
and the another one is confusing
The correcte answer is: "to emphasize the threat posed by Japan"
Rossevelt asked that it be a short speech that did not exceed five hundred words and focused on the essential message to reach as many Americans as possible: that the United States had been attacked by Japan by surprise and without a previous declaration of war and that the United States was willing to defeat him no matter what it cost.
I think that the answer for "site" should be c. location.