Which option best describes the function of the Media Browser in Adobe Premiere Pro?

The Media Browser in Adobe Premiere Pro serves the primary function of importing and managing media assets within a project. This tool allows users to browse through various file systems on their computer or external drives, making it easier to locate and import different types of media such as video clips, audio files, and images directly into the project.

By using the Media Browser, editors can preview media files before import, which helps in selecting the right assets for their editing timeline without cluttering the project with unnecessary files. It also provides the functionality to work with different formats, including those that may not be directly compatible with project timelines, enhancing workflow efficiency.

The other options, while related to various aspects of project management in Premiere Pro, do not accurately represent the specific purpose of the Media Browser. Organizing project files, for example, primarily involves using bins and other project panel tools, rather than the Media Browser itself.