Why Was the Edison Company's Vitascope System Seen as a Different

Why was the Edison Company's Vitascope system seen as a different kind of screen experience than their older Kinetoscope?

A) The Vitascope projected images on a screen in front of an audience.
B) The Vitascope allowed for a greater range of subject matter.
C) The Vitascope experience was much less expensive.
D) The Vitascope included sound.