Romila Was Developing a Presentation on How Radios and Televisions

Multiple Choice

Romila was developing a presentation on how radios and televisions have evolved over the past six decades. This was the central idea of her presentation, "Radio and Television." What mistake did Romila commit when framing the central idea?

A) The central idea is not a complete sentence.
B) The central idea is not audience-centered.
C) The central idea does not identify the general purpose of the message.
D) The central idea contains two major points.