Which of the following are principles for harnessing employees' talents, according to Human Resources Theory?

Jobs should be designed so that they are interesting and challenging to the employees

Employees should be involved in a participative process that uses the entire capacity of workers, designed to encourage employee commitment to organizational success

Managers should oversee employees closely so that the manager can discover better ways for employees to work

All of the Above

Jobs should be designed to be interesting AND Employees should be involved in a participative process