B. proof reading, she revised the draft, and moved the paragraphs around, now she needs to proof read it to know if it is better or not before she starts typing it up.
<span>C. animal
Yeats, in this poem, uses an animal (swans) to represent the way time passes and changes, and the natural beauty of that cycle. He sees the swans year after year but knows that one day, even the swans will disappear from the lake.</span>