How does the narrators mother explain duffy's being scattered brained?

The narrator's mother explains Duffy's scatterbrained nature by attributing it to her daydreaming and tendency to get lost in her thoughts. She suggests that Duffy has a vivid imagination, which often distracts her from the present moment. This whimsical quality, while endearing, can lead to forgetfulness and disorganization in her daily life. Ultimately, the mother views Duffy's scatterbrained behavior as a charming characteristic rather than a flaw.