What is NAFTA? And how does it compare to the European Union?

The key difference between the North America Free Trade Agreement and the European Union is their scope. NAFTA remains a purely economic agreement among three countries, while the EU has developed into a political, social and territorial union between 28 countries.

The correct answer is borderline personality disorder.

Borderline personality disorder (BPD) refers to a mental disorder than significantly affects one's ability to manage and cope with emotions. BPD usually manifests in an individual's interpersonal relationships. BPD sufferers typically display the following symptoms:

i) Emotional instability
ii) Intense fear of abandonment and serious efforts to avoid it
iii) Unstable interpersonal relationships
iv) Impulsivity
v) Unstable and poor self-image or self-esteem