The function of elegant taste mainly has the following aspects; Elegant taste is good for physical and mental health, elegant life taste is good for improving moral level, and elegant life taste can improve our aesthetic ability. Love to grow flowers can cultivate temperament. "Explain that option D meets the meaning of the question, indicating that elegant taste is conducive to physical and mental health; Option ABC does not meet the meaning of the question, so it is excluded.
So choose D.