Final answer:
The statement that people fit neatly into one type of Personality Disorder is false. Personality disorders are complex with Symptoms overlapping between disorders, and the DSM classification system indicates a variety of personality disorders, reflecting this complexity.
Step-by-step explanation:
The statement that people tend to fit neatly into one type of Personality Disorder is false. Personality disorders are complex and multifaceted, often involving a varying range of symptoms that can overlap with different personality disorders. The American Psychological Association's Diagnostic and Statistical Manual on Mental Disorders (DSM) uses ten categories to classify personality disorders, suggesting a variety of distinct conditions rather than a single type. Furthermore, the diagnosis and classification of personality disorders are somewhat controversial and constantly evolving, pointing to the complexity of fitting individuals into a singular disorder neatly. Additionally, research has indicated that personality traits, such as Type A and Type B personalities, can correlate with other health factors, like heart disease risk, but these do not neatly fit into the criteria for personality disorders.