What exactly are you supposed to put in the blanks?
The answers are A and D.
A) A candidate that says he is for <em>"peace, prosperity and progress" </em> is using the Glittering Generalities propaganda, because he is trying to influence his audience's emotion with vague and general declarations.
D) Card Stacking Propaganda is used by the candidate <em>that prays and</em> <em>salutes the flag in his political meeting</em> just because he knows most Americans are religious and patriotic, points used by other candidates, but without mentioning other facts.
A. They developed an accurate 365-day calendar. does not accurately describe the civilization of the Maya because the Mayan calendar is different from the other calendars.
I believe the answer is D. The way the workers were treated by big business and big industry.