Jeff Bezos, CEO of Amazon, once said "The Kindle is not a device, it's a service delivery platform." Which of the following statement is right about Kindle, an ereader?

Kindle is not a product.

Kindle is a service.

Kindle store, an app on Kindle where people can search for millions of e$-$books, is a product.

Kindle store, an app on Kindle where people can search for millions of e$-$books, is a service.

None of these.