Answer:
C. Although the conclusion restates the main idea of the essay, it's ineffective because it doesn't provide a summary of supporting points.
In Sir Gawain and the Green Knight, the one who first accepts the Green Knight’s challenge was of course King Arthur. This was the case because he was the one who’s being mocked by the Knight. However, when Arthur gets the Knight’s axe, Sir Gawain said that he would take the challenge himself.
The thing in this story is that<span> her nice crackers became so famous in the neighborhood that many people were desirous of obtaining them. Because of numerous requests of this kind, she asked permission of her mistress to bake crackers at night, after all the household work was done; and she obtained leave to do it, provided she would clothe herself and her children from the profits. After proposing these terms, after working hard all day for her mistress, she began her midnight bakings, assisted by her two oldest children. </span>