Which of the Following Statements About Tecumseh's Indian Confederacy Is

Which of the following statements about Tecumseh's Indian Confederacy is accurate?

A) It was a group of Native American nations that fought and were defeated by William Henry Harrison's troops.
B) It was an idea envisioned by Tecumseh, but the only tribes he managed to unify were the Shawnees.
C) It was formed based on the understanding that only Native American tribes had the right to sell their land.
D) It consisted of Native American tribes found only in Canada and was a response to American expansion into Canada.
E) It lasted for centuries and was successful in negotiating a series of treaties with the United States.