Sergio Thought He Was Cheated by the Owners of a Small

Multiple Choice

Sergio thought he was cheated by the owners of a small business from which he bought part of his retail supplies.He wrote a warning on the Internet and posted it on every consumer advocate site that would accept it.Sergio is taking what course of action with his discontent?

A) Voice response
B) Private response
C) Third-party response
D) Fourth-party response