You have a master-detail relationship in the EMPLOYEE form module. You set the Delete Record Behavior property to Cascading. When a user deletes a master record, how does Forms implement the cascade-delete foreign-key rule? （）

• A、With a Pre-Delete trigger. 
• B、With an On-Delete trigger. 
• C、With a Post-Delete trigger. 
• D、With the On-Check-Delete-Master trigger.