Answer:
A resume can help one in the future because it can show and prove your future for work, getting a house, clean water and more! You can get a resume for other stuff as well. If you wanna work at a school, then get a resume to prove to your manager/boss that you are to be trusted. You can also get an acting job, or a doctor job. Just get a resume so that you can be trusted and have more of a chance to do stuff in life. A resume is also an important tool for your job search because it offers a page or two where you can display your top skills and qualities.
The anecdote that introduces this topic, is the beginning sentence.
"When adolescence hit Frances Jensen's sons, she often found herself wondering, like all parents of teenagers, "What were you thinking?"
I believe that the most fitting answer for this question would be the word "giggle." Even if you have never read this story before, you can assume from the girls' laughter that what is about to happen is going to be amusing and fun. This word is the best hint that something amusing is going to happen. I hope this helps.