The Code Fragment ____ Would Raise an Error

Multiple Choice

The code fragment ____ would raise an error.

A) DBMS_ALERT.REGISTER( 'new_bid' ) ;
B) DBMS_ALERT.WAITONE( 'new_bid', v_msg, v_status, 600) ;
C) DBMS_ALERT( 'new_bid', v_msg, v_status, 600) ;
D) DBMS_ALERT.SIGNAL( 'new_bid', TO_CHAR(:new.bid) ) ;