Which of the Following Is a Difference Between a Behavioral

Multiple Choice

Which of the following is a difference between a behavioral observation scale (BOS) and a behaviorally anchored rating scale (BARS) ?

A) A BARS does not allow managers to rate the frequency with which an individual employee has exhibited each effective and ineffective behavior during the rating period, whereas a BOS does.
B) A BARS uses substantially more effective and ineffective behaviors than a BOS to define specifically all the measures necessary for effective performance.
C) A BARS takes more time and can be more expensive to develop than a BOS.
D) A BARS is developed from critical incidents, whereas a BOS is not.