Regarding the Use of Incentives,commissions and Bonuses in Payroll,which of the Following

Regarding the use of incentives,commissions and bonuses in payroll,which of the following statements is false?

A) Using incentives, commissions, and bonuses requires linking the payroll system and the information systems of sales and other cycles in order to collect the data used to calculate bonuses.
B) Bonus/incentive schemes must be properly designed with realistic, attainable goals that can be objectively measured.
C) Incentive schemes can result in undesirable behavior.
D) All of the above are true.