3). For mental stress to be compensable under the WSIA , three conditions must be met . Which one of the following is NOT one of those three conditions ? a ) an appropriate regulated health...

3). For mental stress to be compensable under the WSIA , three conditions must be met . Which one of the following is NOT one of those three conditions ? a ) an appropriate regulated health professional must provide a diagnosis based on the Diagnostic and Statistical Manual of Mental Disorders b ) the worker must have experienced a substantial work - related stressor c ) the employer did not respond appropriately to the work - related stressor d ) the work - related stressors . is the predominant cause of the appropriately diagnosed mental stress injury