Multiple choice

What was the effect of the Lewis and Clark expedition?

  1. It decreased interest in the land west of the Mississippi

  2. It encouraged westward expansion and a claim to Oregon

  3. It created interest in gold mining in California

  4. It called for passage of a bill to create the Oregon Trail
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The Lewis and Clark expedition provided valuable mapping and scientific data about the Louisiana Purchase, which fueled American interest in westward expansion and strengthened claims to the Oregon territory. It did not focus on California gold or the creation of the Oregon Trail, which came later.

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