To control the flow and visual appeal between slides
The primary purpose of using transitions in PowerPoint is: To control the flow and visual appeal between slides.
The primary purpose of using transitions in PowerPoint is to control the flow and visual appeal between slides. Transitions allow you to add animated effects when transitioning from one slide to another, making your presentation more engaging and professional. Transitions can include effects such as fading, sliding, or zooming, which help smooth the transition between slides and keep the audience's attention. So the correct option is "To control the flow and visual appeal between slides."