"<span>a. During the two centuries following the discovery of the New World, over 90% of the native population were killed by disease and warfare" would be the best option but it should be noted that the 90% figure has been disputed recently.</span>
The best and most correct answer among the choices provided by the question is the first choice "boost morale among Americans and reassure them that the military will take action against Japan"
On December 7th, 1941, Pearl Harbor was attacked by Japanese forces. The next day, Franklin D. Roosevelt<span> addressed the United States Congress with his memorable “a date which will live in infamy”</span>speech<span>.</span>
I hope my answer has come to your help. God bless and have a nice day ahead!
I Dont know because this question is ver 18th century