The sentence given above is grammatically correct. The answer is option a. True. It is grammatically correct because the subject agrees with the verb used in the sentence. The subject is people, which is modified with the word "some", is in the plural form; therefore, the verb that should be used is also plural which is "are".
C. "While you finish your chores," said my older brother, "I will help fix your video game."
There there needs to be the comma inside of the quotation marks at the end of the sentence, yet the comma outside of the quotation marks when it is at the beginning of the phrase. There should also be quotation marks in front of the next quotation.
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.