Answer: The answer would be B. "advantages and promises."
Explanation: The reason that's the answer is because, the concept of this excerpt state that, "The consequences of a speedy removal will be important to the United States, and to the Indians themselves. The pecuniary advantages which it promises to the Government are the least of its recommendations. It put an end to all the possible dangers of collision between the authorities of the General and State Governments on account of the Indians."
Hey!
The word would be “uniqueness”.
The connotation of the word “uniqueness” strikes positive thoughts. When someone says something is unique they usually mean it in a good way and usually are referring that certain qualities you have are special in a good way.
Hope this helps !
