What is the effect of the alliteration in the closing lines of "ozymandias": "boundless and bare, / the lone and level sands stretch far away"?
a. it produces feelings of pity for the death of the king.
b. it stresses the challenges of life in the desert.
c. it brings the poem back to the sculptor's perspective.
d. it focuses attention on the vast, empty space in which the statue is decaying.