1    /CLOSURE

    Format options:

       /CLOSURE=TO_BOTTOM
       /NOCLOSURE (default)

    Specifies whether CDO constrains additional elements. Using
    the /CLOSURE=TO_BOTTOM qualifier constrains all children of an
    element that are uncontrolled.

2    /LOG

    Format options:

       /LOG
       /NOLOG (default)

    Specifies whether CDO displays text identifying each element as
    the element is constrained.