Answer:
D. trade fur with local American Indians and Spanish territorial residents
Explanation:
The Sparks expedition was purposely a civil scientific exploration to investigate the southwestern part of the United States, particularly the Red River in 1806. It was carried out under President Thomas Jefferson.
The plan of the assignment involved, determining the feasibility of Red River as a commercial route to Santa Fe, creating business and political relation with the locals, gather data about the nature and topography of the area, and analyzed these data, and find the Louisiana Purchase's borders with New Spain
Hence, in this case, the right answer is option D.
