Analyzing the Media Content of political speech of Barack Obama at 2004 DNC Convention 1)Analyzing using Aristotle's ethos-pathos-logos to categorize appeals

Analyzing the Media Content of political speech of Barack Obama at 2004 DNC Convention

1)Analyzing using Aristotle's ethos-pathos-logos to categorize appeals.

2)Analyzing using Burke's dramatism analysis and metaphor analysis.

• For the same content political speech, how do the results differ?
• Is there a preference for one approach over others, and why?
• Why do some types of content appear more amenable to a particular approach?
•  

Please also providing examples with text citations, and references.