A Department Manager Has Personally Decided to Hire a New

Multiple Choice

A department manager has personally decided to hire a new employee.This employee's performance,however,proves to be below expectations.Nevertheless,the manager decides to keep the employee,explaining away his current performance as merely part of the learning process.This escalation of commitment may be due to:

A) Perceptual biases.
B) Judgmental biases.
C) Impression management.
D) All of the above