Standards should have which of the following properties ?

(A) Worthy to achieve

(B) Scalable

(C) Flexible

(D) All of the above

Answer -The intended answer (D) appears to use scalable for measurable. Standards should be attainable and measurable, and reviewed when circumstances change. Scalable, taken literally, is not a substitute for measurable, so the printed wording needs this qualification.

(D) All of the above