Question

How did the producers of the radio version of The War of the Worlds warn the audience that the broadcast wasn't real?

Answer 1

Answer: "by adding a disclaimer at the beginning of the show"

Explanation: ap3x

Answer 2

Step-by-step explanation:

They didn't.

The program began with "We interrupt this program to bring you an important announcement.

What followed was the War of the Worlds.

It didn't matter. The audience listening in was actually quite small -- somewhere around 2% of the listeners listening to everything.