Which of the Following Statements Is Inaccurate Regarding the Opening

Which of the following statements is inaccurate regarding the opening in a cover message for an unsolicited job?

A) If you are unsure whether a position exists, use a more persuasive opening.
B) Demonstrate knowledge of the reader's business to convince the person to continue reading.
C) Show how your special talents will benefit the company and convince the reader that your skill is exactly what this position demands.
D) Be vague about the type of position you're seeking so that you might be considered for a variety of jobs.