A. responsible for investigating ethics violations in congress
In the Manifest Destiny, the Louisiana Purchase treaty is an important document because it shows the extent to which the United States was claiming land westward. The Louisiana Purchase Treaty happened on April 30, 1803. The correct answer is D.
<span>Mediterranean economies were short of gold but could supply salt, taken by places like the African salt mine of Taghaza</span><span>, whereas West African countries like Wangara </span><span>had plenty of gold but needed salt.</span>