Answer: The loss of Maria's job would likely be classified as a Major life change
Explanation:The loss of Maria's job would likely be classified as a Major life change stressor. Losing a job, especially after being employed for a significant period of time (in this case, 5 years), can have a major impact on a person's life and well-being, causing significant stress and disruption in multiple areas of their life, such as finances, career, and daily routines. Additionally, the other stressors mentioned in the scenario, such as learning to do her own taxes and finding affordable childcare, can add to the overall stress load Maria is experiencing.