Answer:
B.
Both parties had an interest in preventing westward American expansion.
Step-by-step explanation:
Working to build a confederacy to oppose the Americans, he accepted aid from the British in Canada and promised an alliance should war occur. Seeking to break the confederacy before it could fully form, Harrison, defeated Tecumseh's brother, Tenskwatawa, at the Battle of Tippecanoe on November 7, 1811.