During His Presentation,James Taped Two Large Posters to the Wall

Multiple Choice

During his presentation,James taped two large posters to the wall and said,"Here are the production statistics from the fourth quarter." He then moved on to discuss a different topic.According to your textbook guidelines,was this an effective use of visual aids?

A) Yes, because the graphs were large enough for the audience to see.
B) Yes, the graphs spoke for themselves and needed no explanation.
C) No, because you should explain your visual aids, not just show them.
D) No, he should have used handouts instead of posters.