Answer:
c. Transformational
Step-by-step explanation:
This is an example of transformational leadership. Transfoormational leaders typically inspire and motivate employees by encouraging them and helping them induce change.
Autocratic leaders typically make most of the decisions and thus there is less involvement of employees in important decisions.
Transactional leaders set down a system of rewards and punishments for job well done and otherwise.
Authentic leaders establish leadership based on ethical foundations and values and thus emphasizes the legitimacy of the leadership.
Hope that helps.