Which of the following was the most significant contribution made by the U.S. Army Corps of Topographical Engineers during the first half of the nineteenth century?

A. The building of levees to protect the city of New Orleans
B. Its survey of the Oregon Trail
C. The surveying of possible routes for a transcontinental railroad
D. The expeditions it sponsored to explore the West


Answer: C

History

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The __________ Amendment to the U.S. Constitution abolished slavery.

a. Twelfth b. Thirteenth c. Fourteenth d. Fifteenth

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Hindutva stresses an Indian person's ________ identity

A) ethnic B) religious C) Hindu D) family

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In 1948, South African leaders adopted ____, a policy of legal segregation of the white and black races

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