Which of the following represents the primary forms of ebusiness?
A. B2B, B2C, C2C, C2B.
B. Advertising fees, license fees, subscription fees, transaction fees, value-added services fees.
C. Content providers, infomediaries, online marketplaces, portals, service providers, transaction brokers.
D. Email, instant messaging, podcasting, content management systems, and video and web conferencing.
Answer: C
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