Question:
Based on the premise "America in the 1950s was a middle-class society in a way that America in the 1990s is not.", can we conclude that "Not much has changed between the periods of 1950 to 1990 in America. "?
****
Answer:
no

Question:
Based on the premise "The Moderates feared a new proletarian militancy among factory workers.", can we conclude that "The workers were actually calm."?
****
Answer:
it is not possible to tell

Question:
Based on the premise "Czarek knew that the Fodder Brothers would not be much of a competition now, but he wanted to be well prepared for the meeting with Miss Aldonka.", can we conclude that "The Fodder Brothers were the clear favorites in the competition."?
****
Answer:
no