In video editing, what is the function of the End Slider?

The End Slider in video editing is used to adjust when a transition ends. This tool gives editors the ability to fine-tune the timing of the transition effect between two clips, allowing for a smoother visual flow or a more impactful change between scenes. By managing where the transition concludes, editors can create a more polished and professional final product, ensuring that the visual changes align effectively with the pacing and narrative flow of the video.

In contrast, the other options focus on different aspects of video editing. For instance, determining clip speed relates to the playback rate of the video, which is not the function of the End Slider. Controlling audio levels refers to adjusting sound volume or mixing, which is a distinct editing task. Finally, modifying resolution is concerned with the dimensions and quality of the video image, which lies outside the scope of the End Slider's purpose. Overall, the correct answer highlights the specific role of the End Slider in facilitating effective transitions within the editing process.