Which of the following is not true for viral marketing? 

a) An advertisement that has prominent branding is more likely to become viral. 

b) An advertisement that creates a joy or surprise right away is more likely to become viral. 

c) An advertisement that targets customers who actively share content in social media platforms is more likely to become viral. 

d) An advertisement that creates emotional ups and downs is more likely to become viral 

e) All of the above statements are true