C. It demonstrates how miserable she felt.
Zitkala-Sa was put through many tortures, based on this excerpt. It is clear that she was taken away from her mother young, and that her captors did terrible things to her like tie her to a chair and cut off one of her braids. If she was treated like this, it serves as an example for how the rest of her people were probably also treated.
Yes, it can, depending on the word. Prefixes, however, almost never change the root word. The most common changes of a root when adding suffixes are the removal of a final E that follows a consonant (e.g. diving), or the change of a Y to an I (e.g. silliness).
It’s literally 7 sentences bro how can you not do that
