Question

An Internet user goes to a large portal, and types in a few key words. He receives a list of websites that might be of interest. Most often, the higher a site appears on the list, the more likely the user will visit that website. Therefore, advertisers want their websites to appear first. Which of the following concepts is described in this scenario?
a. Click fraud
b. Ultrabroadband
c. Viral marketing
d. Search engine optimization

Answer

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