Here are the matches of the speakers with the quotations that capture their main ideas:
Andrew Jackson ------------> option 3 "The consequences of a speedy removal will be important to the United States, to individual States, and to the Indians themselves."
Chief Santanta ----------> option 4 "All the land south of Arkansas [River] belongs to the Kiowa and Comanche, and I don't want to give away any of it."
George Sibley -------- > option 2 "This circle of Osage life, here and there indented with war and trading expeditions, and thus it has been with very little variation these twelve years past."
Chief Senachwine ------> option 1 "Let's us submit to our fate, return not evil for evil, as this would offend the Great Spirit and bring ruin upon us."