Which of the following is a function or service provided by all instances of a class?

If GDP growth slows for at least ____ quarter(s) in a calendar year, the economy is probably in a recession.

a. 4 b. 3 c. 2 d. 1

Which approach can help improve rater accuracy?

A) Rater Error Training B) Frame of Reference (FOR) Training C) Rating Enhancement Approach D) Rating Accuracy Calibration