Reinforcement ceremony: refers to a ritual activity in which an organization publicly recognizes or rewards employees 'contributions, which has the role of motivating and strengthening employees' commitment to the organization, so that employees and the organization are firmly connected. Which of the following belong to the strengthening ceremony? ['New Leadership Inauguration Conference.', 'Divisional adjustment work meeting.', 'Advanced Debriefing Session.', 'Unveiling Ceremony of New Product Launch.']