President wilson responded to the end of world war i by

putting forth his Fourteen points plan, a comprehensive vision for the transformation of world politics

the correct answer is:

b) a rich merchant.

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.