Explanation:
The coastal lowland and bays provided harbors, thus the middle colonies were able to provide trading opportunities where the three regions meet in market towns and cities. The Southern colonies had fertile farmlands which contributed to the rise of cash crops such as rice, tobacco, and indigo.
True - the purpose of the expedition was to map the new louisiana territory as well as lay claims to the oregon country :)
C. Garry's Way,s hope this is what schools are asking now
