A person who is oversensitive to loss and is unwilling to recognize the loss and move on has:

A) loss aversion.
B) risk aversion.
C) status quo bias.
D) mental accounting.

Loss Aversion

A concept in behavioral economics indicating that people tend to prefer avoiding losses to acquiring equivalent gains; it's the idea that the pain of losing is psychologically about twice as powerful as the pleasure of gaining.

Recognize the Loss

The accounting practice of formally acknowledging that a financial asset has decreased in value, typically realized through a transaction or assessment.