Where are saudi arabia’s densest regions located ?

west-central or southwest of the country

Explanation:

Most Saudis live in the west-central or southwest of the country, within 150 km of the Red Sea. The densest concentration of Saudi Arabians live near the country's mountainous border with Yemen.

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.