Which of the Following Is Most Likely to Be a Disadvantage

Which of the following is most likely to be a disadvantage of skill-based pay plans?

A) They are generally not favored by employees as it is difficult to see the connection between the plan, the work, and the size of the paycheck.
B) They discourage adaptability of employees to changing production needs.
C) They are expensive in the long run as the majority of employees become certified at the highest pay levels.
D) They dampen employee versatility.