Which TWO of the methods below for dealing with change are most appropriate under these circumstances?

The manager of Company A has decided to upgrade the IT systems in 18 months time. Although the employees understand the need and benefits from the change there is still some resistance from fear of the unknown and a question mark over the security of their jobs.

Which TWO of the methods below for dealing with change are most appropriate under these circumstances?
A . Coercion
B . Education and communication
C . Facilitation and support
D . Participation

Answer: C,D