Answer:
Duvitch family is the protagonist of the story. They are narrated the most important ones. The Duvitch family is the main aspect and conflicted in the story. There is a begining and improvment in the end to their characters.
Explanation:
they are the main plot
"A" as it's not paying much attention to the infant
My inference is that Negi's father wants to spend more time with his daughter. So at this point he is actually being selfish.