For the particular object, you can basically change the presence.
Depending on the purpose of the form, you can control which objects are
displayed in a PDF form when users view the form or when users print the
form. With the various options in the Presence list in the Object
palette, you can selectively make different objects in a PDF form
visible, invisible, or hidden.The following list describes some of the
ways you can use the presence options:Visible The object is visible