Answer:
B). The United States will eventually destroy American Indians.
Step-by-step explanation:
In the context of the given quotation, the conclusion that can be made about Tecumseh's thought would be regarding 'the United States plan to gradually ruin American Indians.' It reveals that he wanted the American Indian tribes to resist in order to persuade them to transfer the land to the Americans which he believed could only be done by making them agree. Thus, option B is the correct answer.