Which of the following is NOT correct

when considering word of mouth feedback after the purchase of an item?

a	Negative stories are often exaggerated to make the story sound more dramatic.
b	Customers are more likely to tell more people when they are dissatisfied than when they are satisfied
c	Experienced marketers are able to control word of mouth, both positive and negative, to achieve campaign objectives.
d	As stories get repeated, it is characteristic for negative aspects to be exaggerated from what was the original story