Once amy got to the end of her essay, she realized that she had not directly addressed the prompt. luckily, amy had some of her test time left. the best solution for any would be to

Try it again to get maximum marks, leaving it blank would be silly as you would get zero marks, whereas if you cross it all out and retry it, you may get about 20% more which I understand is not an ideal mark, however, you are 20% better off in the first place.

Ibelieve the correct answer is c