A Central Computer System at the Saturn Car Manufacturing Plant

A central computer system at the Saturn car manufacturing plant in Spring Hill,Tennessee,orders pre-inspected parts,from a single supplier at a specific time.The goods are delivered at one of the plant's 56 receiving docks.From this information,it can be inferred that the Saturn plant relies primarily on _____ for these purchases.

A)  modified rebuys
B)  new task purchases
C)  consolidated purchases
D)  straight rebuys