Final answer:
Implicit bias refers to unconscious preferences or attitudes that influence behavior, such as unconscious favoritism based on stereotypes, and can be reduced through awareness and training.
Step-by-step explanation:
An example of implicit bias is B. Unconscious favoritism based on stereotypes. This form of bias occurs when individuals have unconscious and uncontrollable preferences or attitudes towards certain groups of people, which can inform their behaviors and decisions without their explicit awareness. Training and raising awareness about one's implicit biases can help reduce their impact and promote fairness and equality.