What is the function of the structures labeled X? aid in reproduction
exchange gases
release venom
sense the environment

b exchange gases

Explanation: yesterday i took a dump and in the middle of it i thout about that question and i found out that that was the ancwer.

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.