Hmmm let me get back to you i have to read the book
I think it's "D" in my opinion at least. Hope this helped!
Answer:
A product aimed at an audience of teenagers would show that the product is aimed squarely at the lifestyle needs of teenagers.
Explanation:
If there are no options, I would say the word circulate. It means to revolve or turn in a circle, or sometimes even reuse/recycle.