Which of the following contains a vague pronoun reference?
A: John gave Fred a beautifully bound copy of One Hundred Years of Solitude, which is his favorite book.
B: John gave a beautifully bound copy of his favorite book, One Hundred Years of Solitude, to Fred.
The first answer choice contains a vague pronoun reference. The pronoun his could refer to John or Fred.
John gave Fred a beautifully bound copy of One Hundred Years of Solitude, which is his favorite book.
The second answer choice shows a possible correction for the vague pronoun reference. The text has been rewritten so that the meaning is clear.
John gave a beautifully bound copy of his favorite book, One Hundred Years of Solitude, to Fred.