In "mami and papi," why does the author use sensory detail in her descriptions of her mother?

a.
she has always had a wonderful relationship with her mother, and she wants readers to appreciate that.

b.
her mother is the one person who insisted that the author write down details from her childhood and become an author.

c.
she knows that such details will readers to accept that her mother was kinder to her other children than she was to the author.

d.
she wants to show how her memories and impressions of her mother are interwoven with her memories of the story's setting.