Which of the following statements is true about user-generated content?

A) It is driven by people and technology and does not require processes and data.
B) It powers the generation of content in what has come to be known as Web 1.0.
C) It makes up most of the information in systems such as eBay, Craigslist, and Wikipedia.
D) It is often produced by professionals with the expectation of profit or remuneration.

C