Write a research paper about three topics "importance of motivation, importance of having diversity management and role of change management" in Organizational Behavior and their application within the workplace”.

Write a research paper about three topics "importance of motivation, importance of having diversity management and role of change management" in Organizational Behavior and their application within the workplace”. 

Describe and explain these issues, and explain how organization can apply/implement these concepts in the workplace. 

The research paper should be based on minimum 11 source about the mentioned topic using APA style. 

It should be between 1500 - 2000 words.