Read the first verse from "she walks in beauty" by lord byron, and then answer the question that follows.

"she walks in beauty, like the night
of cloudless climes and starry skies;
and all that's best of dark and bright
meet in her aspect and her eyes:
thus mellowed to that tender light
which heaven to gaudy day denies."

"she walks in beauty," lord byron (1788–1824)

what motif is byron introducing in this verse?
a. the balance of light and dark
b. the struggle of day versus night
c. the contrast between the stars and her eyes
d. the contrast between the clouds and her eyes