Final answer:
The statement that primarily appeals to ethos is Elton John's quote about reality television 'killing talent'.
Step-by-step explanation:
The statement that primarily appeals to ethos, or character, to support the position that reality television has little artistic value is:
As noted by musician Elton John, reality television is "killing talent" in the entertainment business.
This statement appeals to ethos because it uses the authority and credibility of Elton John, a well-known and respected musician, to support the position that reality television lacks artistic value.
Learn more about Reality television and artistic value