What is sound reasoning for steve jobs speech at Stanford?

please help..

The ancient greek poet. homer, is credited with writing the odyssey. however, scholars still debate whether homer wrote the entire epic. what is the main reason for this uncertainty? o some sections of the epic are written in different poetic styles and forms. most ancient greeks could not read or write, so the epic was first written in latin ob och storytellers repeated the epic aloud for centuries before it was ever written down. od the epic was a fictional account, so the identity of its author may have been fictionalized as well.

Which component of a rhetorical argument is missing from the chart above? a. civics (civos) b. ethics (ethos) c. patriotics (patros) d. histrionics (histros)

I’ve given a lot of thought to what one of them should be, and the answer seems clear.