Answer:
The House Committee on Un-American Activities (HUAC) was an investigating committee which investigated what it considered un-American propaganda. Specifically commmunist influence inside and outside the US government after the WWII.
they rejected the authority of papacy
I'm pretty sure the answer is A. Rising prices of consumer goods
That would be a direct democracy. All adult male citizens attending the assembly could vote on the issues proposed at the time.
Eli Whitney was the one with the cotton
James Watt was the one with the coal and water
And Jethro Tull Was the reduced number of workers to plant crops.