What is the difference between rendering audio and rendering video in Premiere Pro?

The distinction between rendering audio and rendering video in Premiere Pro primarily revolves around their different purposes in the editing process. Rendering audio is specifically designed to generate a smooth playback of audio effects applied to a project. This means that when you apply effects such as reverb, equalizers, or any other audio processing, rendering will ensure that these effects are processed and played back in the timeline without any lag or interruptions.

On the other hand, when it comes to rendering video, the focus is on creating previews for visual effects that have been applied to video clips. This process helps to ensure that the visuals display correctly in real-time during playback, particularly when complex effects, transitions, or high-resolution video content are involved.

Understanding this context clarifies the role each rendering process plays in the workflow. Rendering audio entails ensuring that all sound effects are clean and seamless, while rendering video enhances the visual experience by managing the computational load associated with rendering visual effects. Thus, the correct answer succinctly captures this essential differentiation in functionality between audio and video rendering processes in Premiere Pro.