The answer is the last choice, or D.
When you summarize, you're supposed to gather the most important points and rewrite them in a shorter and more simplified fashion. The first three choices include mostly everything you should do when writing a summary. Usually when you summarize, it's for a concluding paragraph, so writing an introductory paragraph wouldn't be it.
One way is to get all your work done on time then, if its is allowed in the class your in start writing something like a short story now, for during the day get all you need to get done done then, whenever its done grab a piece of paper and, a pencil and, start writing until you feel you have wrote enough.
