​One of the Biggest Challenges to an Administrator or Manager

​One of the biggest challenges to an administrator or manager is keeping employees motivated.Which of the following is a proven way to "motivate" employees?

A) ​Recognize an employee for accomplishing goals within an organization,team,and where management encourages innovative and experimental ideas.
B) ​Foster pride in "ownership" of the job or assignment;make the employee feels invested in the position.
C) ​Use Specific,Measurable,Attainable,Results-oriented,and Time-bound guidelines to reward an employee with cash or time credit bonuses.
D) ​All of the above