What Preceded an Angry Meeting Between Tecumseh and William Henry

What preceded an angry meeting between Tecumseh and William Henry Harrison in Vincennes in 1810?

A) U.S. officials had bribed Indian leaders into selling 3 million acres of land.
B) Tecumseh's allies had launched several attacks on white settlers on the frontier.
C) Tecumseh had publicly called Harrison a man with a "forked tongue."
D) Harrison had accused Tecumseh of cowardice.