Facebook ads are a. generic b. customizable c. free d. all of the above

The answer to this question is letter B. Facebook ads are customizable since you are the one who gets to choose what content you are going to promote. They are not generic since not all of them are generated by the website itself. And also, Facebook ads are not certainly free because you need to pay for your ad to be promoted.

Answer (b) the meter will display a negative sign;