Melanie has become increasingly preoccupied with worry about all kinds of things, ranging from whether she left her oven on, to terrorism, to how it might look if she trips in the grocery store, the last of which eventually causes her to avoid all stores in general. She also has trouble sleeping and concentrating, and is very irritable. What type of disorder BEST fits Melanie's symptoms

obsessive-compulsive disorder                                                                                                        

Explanation:

Obsessive-compulsive disorder: In psychology, obsessive-compulsive disorder is also denoted as OCD, and is defined as a specific "mental health disorder" that generally affects different persons ranging in ages and therefore it lasts through the life of the person. It generally occurs when an individual unintentionally get caught into different cycles of compulsions and obsessions.

Signs and symptoms:

1. Fear of losing things a person might need.

2. Fear of harming oneself and others.

3. Fear of contaminating others and oneself.

In the question above, Melanie's symptoms are best described by obsessive-compulsive disorder.

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