Produce Packaging Company Promises Its Employees a 10 Percent Raise

Produce Packaging Company promises its employees a 10 percent raise at the end of the year if productivity has increased and management feels the raise is warranted.Produce Packaging must

A) do nothing.
B) give the employees a 10 percent raise only at the end of the year.
C) give the employees a 10 percent raise only if produc?tivity increases.
D) give the employees a 10 percent raise under any circumstances.