Answer: Mama Tamale
Explanation:
Mama Tamale is the protagonist because it talks about why she went out and why she could not leave.
A metaphor is a figure of speech that describes an object or action in a way that isn't literally true, but helps explain an idea or make a comparison. ... A metaphor states that one thing is another thing. It equates those two things not because they actually are the same, but for the sake of comparison or symbolism.
I think the preposition is the word (about).