30 The rise of microblogs has given prominent commentators a powerful and potentially lucrative platform.
(A) Famous commentators regard microblogs an insignificant place for them to make sharp social criticism andextend social media reach.
(B) Microblogs provide leading commentators with a platform where they can express powerful opinions and,possibly, make big money.
(C) It is due to the rise of microblogs that some commentators get an opportunity to perform on stage.
(D) The development of microblogs causes outstanding commentators to realize the significant roles they play onthe platform.