The main topic of this passage can be summarized as______.

A．those who are talked about at the blogs
B．Howell Raines, Eason Jordan and Dan Rather
C．celebrity working for MSM the bloggers compete with
D．felled and de-ranged beasts the bloggers capture

A．illustrate the growth of new blogs in number leads to the revolution about blogging
B．demonstrate the number isn't big enough to guarantee the power of the medium
C．show the readers of most blogs are limited to friends and co-workers only
D．indicate ten excellent blogs every day will accumulate to a revolutionary number one day