Why does change encounter resistance?

Why does change encounter resistance?

Select one:

a. Employees like to oppose leaders

b. People just like to resist change

c. When people are not convinced that the change is needed

d. All of the above

__________ is the response of the receiver to the message of the sender or the opinion of a manager on the performance of his/her staff.

Select one:

a. Body language

b. Speaking

c. Nodding

d. Feedback