At the De Beers diamond website (www.diamondsareforever.com) users can design their own rings and show them to others. One out of five website visitors e-mail their ring design to friends and relatives who visit the site. De Beers is using __________ to promote its diamonds.

At the De Beers diamond website (www.diamondsareforever.com) users can design their own rings and show them to others. One out of five website visitors e-mail their ring design to friends and relatives who visit the site. De Beers is using __________ to promote its diamonds.

At the De Beers diamond website (www.diamondsareforever.com) users can design their own rings and show them to others. One out of five website visitors e-mail their ring design to friends and relatives who visit the site. De Beers is using __________ to promote its diamonds.



a) opt-out marketing

b) customerization

c) viral marketing

d) niche marketing

e) permission marketing



Answer: c


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