How to add audio layer in premiere pro

- How to add another audio layer in premiere pro
- How to add new audio layer in premiere pro
- How to add more audio layer in premiere pro
- How to add audio track layer in premiere pro
- How to add an audio adjustment layer in premiere pro
- How to add layer in premiere pro
- How to add video layer in premiere pro
- Premiere pro add new layer
- How to add video with audio in premiere pro