Answer:
President Abraham Lincoln, is the right answer.
Explanation:
In the year 1789, George Washington, the then U.S. President proclaimed the first national Thanksgiving Day. Though this day was proclaimed by him it was only during the Presidency of the Abraham Lincoln (in 1863) that Thanksgiving Day became a national holiday. He regarded the last Thursday in November to be observed as the Thanksgiving Day.
The correct answer would be option D, Not affected by.
People keep spending addition units of a particular resource on a want until their marginal benefit is not affected by their marginal cost.
Explanation:
Marginal cost and Marginal benefit are the economic concepts used in businesses to a greater extent.
Marginal cost is the cost or amount of money which is added in order to produce one additional unit of a particular product.
Marginal Benefit, similarly, is the benefit or profit gained by producing one additional unit of a particular product.
So people keep spending additional units of resources on producing the product until their marginal benefit is not affected by their marginal cost.
Learn more about Marginal benefit and Marginal Cost at:
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