Read this passage from the article:
Vitale called the invention a "package saver" at first. But now it's called a pizza saver or pizza table. The small, plastic stand sits in the middle of a pizza. It looks like a small dollhouse table. The stand keeps the box top from touching the pizza.
The author's purpose for writing this passage was to __________.
give the reader a picture of dollhouse furniture
explain Vitale's invention and tell how it works
convince the reader that Vitale should have gotten rich
argue that people should not order pizza sold in a box