All of the Following Are Potential Effects of Group Presentations

All of the following are potential effects of group presentations on the audience EXCEPT:

A) hearing from several speakers can provide variety that can help keep the audience interested.
B) audience members are likely to learn more when they hear from speakers who represent a variety of skill sets.
C) team presentations tend to reduce audience receptivity.
D) the audience can hear a more complete message when the perspectives of several speakers are included.