Charlene Was Presenting on the Evolution of the Internal Combustion

Charlene was presenting on the evolution of the internal combustion engine to a group of undergrads. During the presentation, she noticed a large number of the students seemed extremely bored. Because of this, Charlene called directly on some of the students, asked their opinions, and also started introducing anecdotes into her speech. Lastly, she decided to do away with the planned discussion pertaining to various statistics and details about the engines. What type of presentation did Charlene deliver?

A) Audience-centered
B) Team-centered
C) Message-centered
D) Speaker-centered