Because an Audio CD is a 2 channel, stereo(left/right) recording, you must "Mix" or "Bounce" your song before you can burn a CD. This is true with all multi-track recorders.
Refer to: "Mixing" or "Bouncing" in the Owner's Manual or in this Knowledge Base.
Refer to: "Mixing" or "Bouncing" in the Owner's Manual or in this Knowledge Base.