Ebony and Irene are having a conversation. Halfway through, Irene, who is secretly running an experiment, is replaced by a confederate, Isadora. Ebony fails to notice that she is now talking to a different person. What circumstances may have contributed to Ebony’s failure?

The failure of Ebony might be because she was not concentrating and therefore was not aware that Irene had been replaced by another person.

Based on the information that is given, it was likely that Ebony was not concentrating which could be a result of change blindness. This occurs when a person could not notice a particular visual change.Change blindness can be a result of distraction, age, use of psychoactive drugs. Hence, this could have resulted in Ebony not being aware that Isadora had replaced Irene.

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