Schools should encourage volunteering because it reduces stress, promotes personal growth, and has a positive effect on society.
The author’s purpose is always going to be telling the reader to do, say something, or have an idea.
Ours makes more sense.
"Let's examine 'ours' for tone and style"
"Let's examine 'our is' for tone and style"
Answer:
it is represented by the ups and downs btn Norah and her husband