Look at the four squares,A ,B ,C , and D, which indicate where the following sentence coul
The power of electronic technologies came from their ability to convey a sense of reality.
A The invention of electronic media changed communication more than any other technological event since the development of writing.B The spread of electronic media occurred with a speed never seen before, thus intensifying commercial and social interaction. There was a tremendous shift in how people received the information that contributed to their understanding of the world.C Voices or pictures could create ideas that appeared authentic—more so than ideas conveyed by the printed word.The graphic,intensely human nature of electronic media enhanced the belief that if it was on the air, it had to be true.D