Which industry, influenced by the steam engine, first allowed for technological innovations in transportation? A. iron

B. coal

C. steel

D. copper

E. chemical

B) coal

Explanation:

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.

protected civil liberties and outlawed slavery in the new territories.