At $2$:$05,$ the speaker introduces a series of graphs that are missing six months of the years that they are meant to represent. Based on the principles of delivering effective business presentations, which of the following actions could have helped him fix the mistaken graphs before speaking to his audience? Consult with the data analytics team to make sure that the graphs contained the correct dollar values. Do a practice run of the entire presentation, including talking about his thoughts on the graphs. Give a strong opening to the presentation that featured the graphs more prominently.Use an image editing program to add a note to the graphs, explaining why they were missing information.