Create new top level assembly. Available only if you started the sketch as an assembly document.
Create flat assembly. Ignores hierarchy in layout sketches with multi-level hierarchies.
Create. Creates a component from selected items. You can clear any item.
Source. Lists the layout sketch and its blocks.
Target Component. Lists the names of the assembly, part documents, and the scale if an inserted block was scaled.
Path. Lists the location of the assembly and part documents.