The document summarizes five audience theories: the hypodermic syringe theory, which argues that audiences passively accept media messages without questioning; the two-step flow theory, where opinion leaders influence passive audiences; uses and gratifications theory, where active audiences seek to fulfill needs from media; reception analysis theory, where audiences interpret media based on their experiences; and culmination theory, where repeated exposure may influence audience behaviors over time. It analyzes how some theories could apply to the document's production while others may not due to the intended sophisticated audience.