Which line from the poem reflects that the woman's beauty is not just external?
a) "Thus mellow'd to that tender light which heaven to gaudy day denies."
b) "And all that's best of dark and bright meet in her aspect and her eyes."
c) "She walks in beauty, like the night of cloudless climes and starry skies;"
d) "One shade the more, one ray the less, had half impair'd the nameless grace."