What does the speaker mean when she asks “where is America”in paragraph 45 and how does this impact the texts meaning

Iam a 9th grader for edg. im almost done with my last subject can sombody me with my english? 100 points! i

Consider the title and souce of the following articles. which one is most likely to exhibit a bias? (a) how to roast beef," by the food editor of a magazine (b) americans experiencing greater fatigue than previous generations, " by a harvard researcher (c) "americans' worsening eyesight not related to computer screen usage," by the public relations director of a major computer manufacturer (d) "sharing the burden: a history of cooperation," by a college professor

For all of those, i want the answer. me.