Answer:
It was the first civilian scientific expedition sent to explore the Southern United States.
Step-by-step explanation:
The first objective of the expedition was to found the headwater of the Red River and see if it could be a trading route to Santa Fe. Through the journey, they were collecting data about flora, fauna, and topography of the places they were discovering. They also made contact with several native tribes and established positive relations with them that allowed further commercial connections.
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