Who is the answer of this question
Uh did you include a paragraph because there's no specific evidence. Not even a clue.
Answer:
One prominent theme of Roll of Thunder, Hear My Cry is the importance of family. Cassie is well aware of the importance of family throughout the book, and there are several instances when Cassie, or other characters, talk about family and what it means to them.
Explanation:
The first one is the answer “ use of machines that function on their own “