Fever Pitch is an autobiography, so it is about the writer.
The book is about the author's relationship with football, and about football matches that the author watched. So the book is technically about football.
The correct answer to this question is letter "B." The statement that <span>best illustrates a pair of sentences that are joined by an understood relationship is that </span><span><em>It rained for ten days and ten nights. Grandmother Grady called a company to drill a well.</em></span>