Answer: Letting go
Explanation:
Letting go is the stage of Hopson and Adams model which describes that a person tends to understand the actual situation and happening around him/her.They also try to detach themselves from the happening and work towards future working.They let go their frustration, anger and other such feelings.
According to the question,Andrew is at letting go phase where he has accepted that he will never work for the same employer and also started to begin his new job search through preparing resume and contacting other employers.