Change management

Change management is a systematic approach to dealing with the transformation and changes of organizations goals, processes or technologies. During the times of change, people tend to resist change and stick to old processes and habits.
Write an essay to discuss the following:
1- Why is it important for businesses to change?
2- What are the main reasons for people to resist change?
3- Link the above discussion to the current situation of employee working remotely due to COVID-19. How were organizations able to cope with the new situation? Support your discussion with relevant examples.