<span>The concept of latent learning was developed by Tolman</span>
I think they might have improved the land for crops and made buildings
England
Explanation:
It was named after the Duke Of York
It was bought to help expand territory in the United States, Louis & Clark went to explore the territory, Thomas Jefferson who was president at the time purchased the land, They were trying to buy more land from the French but the French realized it was a scam, the borders were from colorado to arkansa.