Question

a. The Louisiana Purchase gave the United States almost complete control over this valuable natural resource, which was important for travel and trade.

Answer 1

The Louisiana Purchase gave the U.S a valuable resource; lumber.

Explanation: Basically any mode of transportation (besides horses, and even that need wood sometimes) needed wood. Carts, carriages, ships, etc. The 530 million acres of land was full of trees, making it an easy cash farm.