Answer:
I don't know, but in sure someone will help you out! you can do this!
Answer:Which statement best shows the difference between an essay's theme and the author's purpose?
The author's purpose is the message the author wants to convey, while the theme is the author's reason for writing. Themes are always meant to persuade readers of an opinion, while the author's purpose is never to persuade.
Explanation:
The answer to your question is c.invented because it's a past participle.
If you are looking for a sentence in that paragraph to support the main idea, I think it would be "All it requires is a good pair of sneakers-no cables, stylish outfits, or weights required. The main idea is basically that walking is a good and easy way to begin exercising, and that explains it.