Answer:
Manifest destiny(Westward expansion) was a widely held cultural belief in the 19th-century United States that American settlers were destined to expand across North America. ... The mission of the United States to redeem and remake the west in the in the image of the agrarian East. An irresistible destiny to accomplish this essential duty.
Explanation:
Sample are the characteristics of the individuals of the population being studied
The United States citizens and residents are targeted. The US Food Administration is telling them not to waste food because they need it for the soldiers and US's allies.
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A. Major Ethnic Groups of North Africa