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hope it helped :)
Answer: Separation anxiety disorder.
Explanation:
Separation anxiety is an disorder in which an individual experience excessive anxiety when he or she is separated from the home.
This disorder can also take place when someone is away from the person with whom he or she is emotionally attached.
It can be caregivers, siblings and parents, et cetera.
The person remains in a bad mood or sad and does not feels like doing any work.