The 1990s. The internet became widespread
<span>C. The drought and ecological disaster of the central United States in the 1930s
The Dust Bowl describes the affect of a drought on the central americas, which led to plain fires, creation of deserts (as there was little water), as well as the effect it has on the crop market, the availablity of crops, as well as prices.
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The Underground Railroad was a network of people, houses, and roads that led slaves from the South to the North to escape their masters and enjoy freedom in the North and in Canada. Conductors were people who led slaves from one house to another to evade Southern rangers who were looking for their masters' lost slaves.
Based from this information, statements 1 and 4 are characteristics of the Underground Railroad.
