Final answer:
The nurse listing pros and cons for a job change is in the Unfreezing phase of Lewin's change theory, starting the transition by examining current circumstances. The correct option is 1.
Step-by-step explanation:
The nurse creating a list of pros and cons related to a job change is demonstrating the Unfreezing stage of Lewin's change theory. This stage involves recognizing that change is needed and preparing oneself mentally to move away from the current comfort zone.
By assessing the advantages and disadvantages of leaving the acute care facility to work at a large clinic, the nurse is beginning the process of change by questioning and analyzing the current situation.