A. The amount of nonhazardous waste generated each year by the passenger-jet division has not increased significantly since 1984
B. At least as many passenger jets were produced by the division last year as had been produced in 1994
C. Since 1994, other divisions in the company have achieved reductions in hazardous waste output that are at least equal to that achieved in the passenger-jet division.
D. The average number of weekly hours per production worker in the passenger-jet division was not significantly greater last year than it was in 1994.
E. The number of production workers assigned to the passenger-jet division was not significantly less in 1994 than it was last year.