What does Ulam mean when he calls Marx a child of rationalistic optimism?

What did the committees of correspondence do ? a) . all of these b). communicated c). contacted foreign government d). planned for actions the colonies took together

How did the new working class of the industrial revolution differ from the working classes of the earlier, farm based economy?

Read this list: a. it was established by president barack obama. b. it makes it easier for all americans to access health care. c. it was part of the great society. d. it was part of the new deal. e. it provided a guaranteed income to poor americans. which options are characteristics of the affordable care act?