Shannon's moods seem to swing abruptly, and she often seems unable to control her impulses. She has had many sexual encounters and often complains of boredom, though she is seldom alone and often caught up in very intense, stormy relationships. Her friends are on edge around her because of her Jekyll-Hyde behavior. * Hint: It is not bipolar disorder. Shannon's behavior affects all aspects of her life, which leads us to suspect a personality disorder.

Borderline Personality Disorder (BPD

Explanation:Borderline Personality Disorder (BPD) is a mental healthy disorder which affect how one sees and think about themselves and those around them which affect how they function on everyday basis. It includes an altered self image , unstable emotions , behavior and relationships.

This person get so easily triggered emotionally and they tend to feel intense emotions for a long period of time and find it hard to bounce back to normal self .

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answer; one person; monarch;

answer; adoption agencies tend to place separated twins in similar homes;