Some Time Ago, Martha Invested Half of Everything She Owns

Multiple Choice

Some time ago, Martha invested half of everything she owns into starting a new hamster-sitting business. After one year, however, the company is losing big time! That said, Martha decides that she has invested too much to quit now. She sells her car, and then her house in a desperate attempt to save her company. As a result, all evidence suggests that Martha has fallen victim to ____________.

A) Hindsight bias
B) Confirmation bias
C) The conjunction fallacy
D) The sunk cost effect
E) Illusory correlation