QUESTION $27$

A company is developing a linear programming model for a hybrid aggregate plan that combines pure chase demand with level production strategies. Each worker can produce $500$ units per period. The production constraint for period $3$ is

A$.500$ number of workers hired in period $3+$ inventory in period $3=$ demand in period $3$

B$.500$ number of workers in period $3=$ units produced in period $3$

C$.500($number of workers in period $2+$ number of workers hired in period $3)=$ units produced in period $3$

D$.$ number of workers in period $\frac{3}{500}=$ units produced in period $3$