D. Tertiary
hope this helped! and please mark me as brainliest if you dont mind :)
Explanation:
Appalachia (/ˌæpəˈleɪtʃə, -leɪʃə, -lætʃə/) is a cultural region in the Eastern United States that stretches from the Southern Tier of New York State to northern Alabama and Georgia.[1] While the Appalachian Mountains stretch from Belle Isle in Canada to Cheaha Mountain in Alabama, the cultural region of Appalachia typically refers only to the central and southern portions of the range, from the Blue Ridge Mountains of Virginia, southwesterly to the Great Smoky Mountains. As of the 2010 United States Census, the region was home to approximately 25 million people.[2]
Positive life decisions are typically well thought -through, this means that they would not be done under the influence of friends or spontaneously based on the last interest.
They would rather be based on having a good mental and emotional health - this is the correct answer.
Generally the number of immigrants that come to the united states rises and falls with the united state’s economy
<h3>What is
immigrants?</h3>
The international movement of people to a destination country where they are not natives or do not have citizenship in order to settle as permanent residents or naturalized citizens is known as immigration.
The United States of America is renowned as the world's melting pot, and each year on October 28th, National Immigrants Day reminds us how unique that distinction is among the world's 195 sovereign states.
Immigration can provide significant economic benefits, such as a more flexible labor market, a larger skill base, increased demand, and greater diversity in creativity. However, immigration is a contentious issue. It is stated that immigration causes overcrowding, congestion, and additional strain on public services.
To know more about immigrants follow the link:
brainly.com/question/24475673
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