Answer:
The Indian Removal Act.
Explanation: The Trail of Tears represents the Indian Removal Act.
A, B, and the last one. A is obvious, B for reasons to support your claim, but without evidence (important for an outline) and examples of counterclaims. Which you will talk about in your essay
C or B
Hope this helps!
I'm mostly leaning toward B
I believe you are thinking of a reservation.