How did the cotton gin lead to more slavery? O A. It took many slaves to take care of and operate the machine.
O B. It cost more to raise the kind of cotton that the machine would
work on.
O C. The work of gathering the cotton crops became more difficult.
O D. More slaves were needed to keep up with the increased demand
for cotton.

The answer is D, because the demand for it was really high.

the quote by walter cronkite contributes to the central idea of the text by supporting the central idea. cronkite argues that what is deemed “right” for and in america may not be good for other countries. this supports the central idea of the text, that the vietnam war was unpopular in america for multiple reasons- including cronkite’s.