Read the text and determine if the sentence is true (see options at the end):

Mystery is a 1990 novel by American author Peter Straub, and is the second installment in Straub's loosely connected "Blue Rose Trilogy". The novel falls into the genre of crime fiction, and was preceded by "Koko" and followed by "The Throat". The book was published by Dutton, won the 1993 Bram Stoker Award and was a 1994 WFA nominee

Sentence: Straub has written 8 books.
Available choices:
[a]. Yes;
[b]. It's impossible to say;
[c]. No;
[b].