Sort the descriptions according to whether each is a characteristic of a foreword or an introduction.
explains importance
Foreword
Introduction
gives book's background
is done by another expert
is written to the author
is signed by its author
explains book's contents

Foreword is done by another expert, explains importance, and is signed by its author.

A introduction is written by the author, explains book’s contents, and gives book’s background.

a pirate walks into a bar with a steering wheel sticking out of his pants.

bartender: isn't that uncomfortable?

pirate: arrgh! it's drivin' me nuts!

what are the words supposed to be listed?