A nurse is discussing the difference between mental illness and mental health with a newly licensed nurse. Which of the following statements by the newly licensed nurse indicates an understanding?

Choice A reason: Mental illness can manifest at any age, including childhood disorders like ADHD or autism, not only after age 20. Mental health also varies across all ages, reflecting one’s ability to cope. This statement is incorrect, as it falsely restricts mental illness onset to adulthood. Choice B reason: Mental health and mental illness are distinct concepts. Mental health refers to emotional and psychological well-being, enabling stress coping, while mental illness involves diagnosable disorders impairing functioning. Equating them ignores their differing impacts on daily life and clinical significance. Choice C reason: Mental illness disrupts activities of daily living due to symptoms like depression or psychosis, impairing function via neurotransmitter imbalances or cognitive deficits. Mental health enables coping with stressors through resilience and adaptive behaviors, reflecting balanced psychological processes. This statement accurately differentiates the two. Choice D reason: Mental illness is not solely caused by poor mental health. It arises from complex factors, including genetics, neurochemical imbalances, and environmental stressors, not just a decline in mental health. This statement oversimplifies causation, ignoring biological and social contributors to mental disorders.