The key protagonist in "Hamadi", the story by Naomi Shihab Nye, is Susan. She is a freshman in Texas who is 14 years old.
A protagonist is the key character in any story.
Susan in the novel named above is a complex character who changes before the story is over.
Her motivation is to understand her environment and the world around her. Hence, her dominant trait is her curiosity. For example, she is always asking why things are done in particular ways and not another way.
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