Premise:
"But none of these revelations improves the case that Hollywood Communism was a significant threat to democracy."
Hypothesis: A big threat to democracy was Hollywood Communism.

yes

Premise:
"Thus, the diversion of bill-paying by mail to other methods of bill-paying is having more impact on single-piece than presort First-Class Mail."
Hypothesis: Bill-paying by mail is being separated from other forms of bill-paying.

yes

Premise:
"A stock exchange, the bank of France, a These were among the uses proposed for the huge neo-classical church, La Madeleine, also recently renovated."
Hypothesis: The neo-classical church, La Madeleine, is going to be demolished.
no