Select the most appropriate word to fill in the blank.

People readily accept any ______ of their leaders if supported by the media.

argument

The most appropriate word to fill in the blank is:

Option 3: argument

Explanation: In this context, the sentence is referring to a statement or rationale put forth by the leaders, which is readily accepted by people if supported by the media. The word "argument" refers to a reason or explanation presented to persuade others, which fits the context of the sentence.