What did upton sinclair exposed in his book entitled the jungle?

In this excerpt, paine is attempting to convince readers that they must support the war to protect their financial interests. could potentially benefit from the spoils of the war. will blame themselves for not supporting the war. have righteous reasons to justify supporting the war. mark this and return save and exit

Today’s readers have more scientific knowledge than readers of previous eras what effect does that have on their reading of science fiction stories

Which sentence from the essay best conveys the central idea of “life without go go boots”?