Answer:
The theme of "Abuela Invents The Zero" to me is selfishness. I chose selfishness because Constancia only thinks about herself. She deosn't want to be seen with her family because she will be embarassed. She won't even help her lost grandma in church because she doesn't want to be made fun of at school.
Answer:
Yes, it is a metaphor.
Explanation:
Though it doesn't really make sense, this is a metaphor because it compares someone to something, and does not use the words like/as.