DXF file not working

[endlessfix]

Hello! I’ve made a 3D sketch that I’m trying to convert to DXF format for a CNC project. However, when I sent it for CNC, it ended up with m

Hello! I’ve made a 3D sketch that I’m trying to convert to DXF format for a CNC project. However, when I sent it for CNC, it ended up with multiple layers for some reason. Any help would be appreciated. What would be the proper procedure to export?