Which of the Following Would Refer to the 80/20 Rule

Multiple Choice

Which of the following would refer to the 80/20 rule when applied to the ABC inventory control system?

A) 80 percent of the items account for 20 percent of the groups.
B) 20 percent of the items account for 80 percent of the tasks.
C) 80 percent of the unit cost accounts for 20 percent of the items.
D) 80 percent of the total annual $ usage is accounted for, by 20 percent of the items.
E) None of these.