President truman decided to use the atomic bomb on japan in 1945 because a) he believed it would convince hitler to surrender. b) it was the last hope the u. s. had of winning the war. c) congress would not fund an invasion of the japanese mainland. d) it would prevent hundreds of thousands of deaths that an invasion of japan would cause.

Which of these marketing methods henry ford sell the model t to many people who had never before owned a car? a) offering free maintenance on cars for a full year b) airing television commercials with memorable slogans c) advertising with the new communication outlets such as radio d) offering many different colors and models for buyers to choose from

Which major change took place in nigeria in 1999?

What is the main difference between primary and secondary sources? a. primary sources are historical documents, and secondary sources are modern-day documents. b. primary sources are derived from museums and archives, and secondary sources are created by history students and academics. c. primary sources are found in ancient places with a rich history, and secondary sources are found in historical journals and blogs. d. primary sources are created during a particular historical era, and secondary sources are created by studying primary sources.