One of the empowering resources that you develop by studying public speaking is which involves analyzing information to judge its accuracy and relevance.

critical thinking

Explanation:

The blank will be filled with critical thinking.

Critical thinking is the resources that you will develop by studying public speaking.                                                                    

Critical thinking is a tool that helps us to analyze information which you are hearing and have the imagination to understand the information so that one can judge its accuracy and relevance.