question: public ActivityMonitorSample ( ) { initComponents ( ) ; ownerARadio . setActionCommand ( "A" ) ; ownerBRadio . setActionCommand ( "B" ) ; ownerCRadio . setActionCommand ( "C" ) ; indicatorA . setActivityOwner ( "A" ) ; indicatorB . setActivityOwner ( "B" ) ; indicatorC . setActivityOwner ( "C" ) ; JActivityWindow . getInstance ( ) ; }
target:  Creates new form ActivityMonitorSample 