Imagine you are giving a speech about the history of rap which visual aid would best appeal to the audience's logic and reason?
A. A clip from a documentary about the early years of rap
B. A chart showing the growth of rap music album sales
C. A photo of the person considered the founder of rap music
D. Music from the No. 1 album of popular rap group

Visual aids are illustrated as the graphic representation of the information that would aid(help) the audience to understand and memorize the content proposed more conveniently and comprehensively. The pictorial or visual representation through diagrams or charts or graphs would complement and support the claim or argument proposed. There are varied types of visual aids that are selected by the author depending on the intended appeal/effect(logical, emotional, or ethical) that the author wishes to create on the readers in order to persuade them to believe in the ideas offered.

As per the question, the visual aid that would best plead the logic and reasoning faculty of the audience is displayed through option B as mentioned above as the 'chart' would help substantiate the claim regarding the history through valid evidence which would also help establish the credibility of the author. Thus, option B is the correct answer.