Answer:
It was inappropriate because it did not engage the audience in thinking about her ideas
Explanation:
It is important to do something that catch the attention from the viewer in the beginning of the presentation. (making jokes or telling personal experience as an opening is actually a good way to do this).
But, the opening that we use MUST be relevant in someways to the topic that we about to deliver in the presentation, or at least provide an opening for a transition to the main topic. The opening that provided by Ladonna provided none of these things.