The answer is c the answer is c
There were opening announcements made at the beginning of the radio adaptation of H.G. Wells’s <em>The War of the Worlds,</em> but what they did not anticipate is that the listeners who tuned in half-way through the radio play would have no idea that it was only a dramatization and would believe the news-like structure which understandably caused them distress.
The production team made lots of revisions, slowing down the pace of the first act, deleting some crucial scenes that would be tell-tale signs of a fictional work, and all this contributed to panic that ensued. The following day, there was a press conference held to clear all of it up.
The electromagnetic wave is self propagating, what I mean by that is, an electric field generates a magnetic field at 90 degree phase angle, and the magnetic wave you get as a result generates the electric wave at the same phase angle. The interchange of electric to magnetic and vice versa continues and lets the electromagnetic waves to travel without any medium. Quite interesting, really!
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