It would be because the homestead act
Conquest by Tamerlane (Timur) and Mughal Empire. From 1383 to 1385, the Afghanistan area was conquered from the north by Timur, leader of neighboring Transoxiana (roughly modern-day Uzbekistan, Tajikistan, and adjacent areas), and became a part of the Timurid Empire.
The best option in terms of an accurate definition for economic development would be "<span>a. the level of economic, political, and social well being of a nation's people," since "developed" nations usually have more of these things than "undeveloped" nations.
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The answer is Adolf Hitler. He wrote this in Mein Kamph, right before WWII.