Q4
Single choice
A book proposal has three major functions. First, it should sell a publisher on the commercial potential of the as-yet-to-be-written book. Second, the writing in the proposal itself should convince the publisher that the author has the ability to write the book. Finally, the proposal should show that the author has the background necessary to write the book.
On the basis of above passage please answer the following question.
Which of the following is the best meaning of the word "background" as it is used in the passage?