"The Arm Behind the Army What aspects of the film suggest that it is a propaganda piece? Check all that apply.
footage of soldiers on the battlefield
O a stirring speech from a military officer
clips of patriotic music to inspire viewers
footage of the destruction at Pearl Harbor
damage caused by poorly made equipment
O a letter from a soldier to his family back home

Consider the following invention from the american industrial era. cotton gin – a machine that removed seeds from short-staple cotton which option explains how this invention contributed to the role of the united states as an emerging world power? a. it was in high demand abroad, as many european nations had begun farming cotton. b. it led to the decline of slavery in the south, which enhanced america’s international reputation. c. it freed up many slaves to become factory workers in northern cities, which improved the economy. d. it increased production efficiency of a us cash crop that was in high demand in other nations.