Which of the Following Is NOT an Incentive Pay System

Multiple Choice

Which of the following is NOT an incentive pay system?

A) BIC Corp. rewards employees who make a useful suggestion with free food at the company cafeteria.
B) Experian offers a cash prize to the worker who develops the best solution to an organizational problem.
C) A national jewelry chain offers annual bonuses to its repair workers who are especially productive.
D) An airline pays pilots a base salary plus a bonus based on the number of "on-time" flights they flew.
E) Lucent pays engineers with Master's degrees more than engineers with Bachelor's degrees.