Based on the transcript, Welles most likely trying to : Option A: Present a message about how trustful people are of media.
Explanation:
When War of Worlds was broadcast, people listening to the radio across the U.S. heard a report of some creatures and war machines entering New York City. But this was not a real news bulletin. It was 'Orson Welles' version of the H. G. Wells classic novel "The War of the Worlds." People began to get panic with the news specially at some moments as Welles even used special elements including music break, bulletins which made this broadcast very successful and a huge public attention.
