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The primary purpose of the Lewis and Clark expedition of 1804–1806 was to

SAT · US History · previous-year question

  1. A.make accurate maps of the Louisiana Territory
  2. B.search for a water route across North America from the Atlantic to the Pacific
  3. C.register all the Native American tribes living in the Louisiana Territory
  4. D.study the various types of plant and animals in the Louisiana Territory
  5. E.establish friendly relations with the Native American tribes of the Pacific Coast

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