Which of the Following Formations on a Line in an E-R

question 36

Multiple Choice

Which of the following formations on a line in an E-R diagram means that the relationship need not have an entity of that type?

• A) vertical bar
• B) arrow
• C) double line
• D) small oval

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Definitions:

Mood Disorders

A category of mental disorders involving persistent disturbances in a person's mood, affecting their emotional state.

Anxiety Disorders

A group of mental health disorders characterized by significant feelings of anxiety and fear, which may impact daily activities and overall quality of life.

Depressive Disorders

A group of conditions characterized by persistent feelings of sadness, hopelessness, and a lack of interest or pleasure in life.

Borderline Personality Disorder

A mental health condition characterized by patterns of unstable interpersonal relationships, self-image, and emotions, as well as impulsive behavior.