In the load event of the form, you write code to populate the treeview control namedtvemployees. You declare string variables strdept, stremployee, and strkey for the department,employee, and key values needed. You declare node variable nodnew to add nodes to the treeviewcontrol. Which code fragment will populate the treeview control?

(A) set nodnew=tvemployees.nodes.add(key:="root", text: =strdept) setnodnew=tvemployees.nodes.add (relative: ="root", _relationship:=tvwchild, key:=strkey, text:=strempfoyee)

(B) set nodnew=tvemployees.nodes(key:="root", text: =strdept) setnodnew=tvemployees.nodes (relative: ="root", _ relationship:=tvwchild, key:=strkey, text:=strempfoyee)

(C) set nodnew=tvemployees.nodes.add(key:="root") set nodnew=tvemployees.nodes.add(relative: ="root", _ relationship:=tvwchild, key:=strkey, text:=strempfoyee)

(D) set nodnew=tvemployees.nodes(key:="root", text: =strdept) setnodnew=tvemployees.nodes ( relationship:=tvwchild, text:=strempfoyee)