Eva and Dan have had a violent relationship for 13 years, but Eva hid it from family and friends. She spent years trying to make the relationship work. After an incident in which her 12-year-old daughter saw Dan choke her, Eva took the children to a shelter. This time Eva filed police reports and got an order of protection. She called her family, took time off from work, and made a plan to leave Dan for good. Two years later, Eva has maintained her distance from Dan and is pulling her life together. This is an example of ______.