The best answer is: [D]: "the water cycle" .
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Answer:
D) Manifest Destiny
Explanation:
Manifest Destiny -
In the 19th century , it was a belief that , the settlers were destined to expand in the North American region .
The three themes were as follows -
1. Duty to accomplish an irresistible destiny .
2. The special virtues of the people of America and American institutions .
3. To remake and redeem the west in an image of the agrarian American .
Hence , the correct answer is D) Manifest Destiny .
Tornado, Hurricane, Tsunami, etc
Less children are being born due to increased efforts to lower the CBR (crude birth rate) and improve contraceptive methods. This results in less children being born, meaning that the older people are increasing in dependency (because there's more older people in the older generations vs the newer)
Cultural hearths<span> are civilizations that have </span>cultural influence around the world. There are seven original culture hearths<span> that include West Africa, Meso america, the Nile River Valley, the Indus River Valley, the Wei-Huang Valley, the Ganges River Valley and Mesopotamia</span>
