In the poem "She Walks in Beauty" by George Gordon Byron, the speaker conveys a sense of admiration and reverence for the woman he is describing. The imagery used suggests that he is captivated by her beauty and the purity of her character. Phrases like "all that's best of dark and bright" and "a heart whose love is innocent" indicate a deep appreciation and praise for her qualities. Therefore, the best answer to the speaker's attitude towards the woman can be identified as:
C. praising.