Which of the Following Is True of the Behaviourally Anchored

Which of the following is true of the behaviourally anchored rating scale (BARS) ?

A) It is less reliable and valid than the graphic rating scale.
B) It is not consistent with the development purpose of the performance appraisal.
C) It tends to focus on recent behaviours rather than on behaviour that occurred throughout the evaluation period.
D) An employee with a BARS rating of 4 most likely treats his customers rudely and with disrespect.
E) It describes expected behaviours for various levels of performance achievement in a job.