How Has the Rapid Technological Change, and the Ease with Which

How has the rapid technological change, and the ease with which media can be created and spread, changed the practice of presidential public appeals?

A) It has increased the likelihood that citizens will be exposed to presidential messages.
B) Evidence clearly shows that it has increased the likelihood that presidents will, in coming years, only appeal to their bases of support through social media.
C) It has led to an increasing fragmentation of a mass media audience into small subgroups, making it more difficult for a president to reach all citizens.
D) It has made presidents more likely to appear on the most widely popular Internet media news and entertainment sites than on broadcast television.