Frances was diagnosed with a mental illness because she lost her job when she tested positive for marijuana use at a company that requires frequent random drug testing. This is an example of the approach to defining abnormal behavior.

Personal distress or dysfunction

Explanation:

When a person's behaviour is out of ordinary, undesirable or even dysfunctional it is characterized as an abnormal behaviour.

A personal distress in abnormal behaviour is a type of psychological disorder that occurs when an individual's behavior is upsetting, not socially or culturally acceptable, and not pleaseant in any way. It happens when an individual breaks down emotionally and this breakdown is often linked to distress.

Frances tested positive for use of marijuana which is not socially acceptable by her company. In turn she developes a mental illness because she lost her job, her type of abnormal behaviour can be characterized as personal dysfunction.

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