Which of the Following Is Not Typically True of Dual

Multiple Choice

Which of the following is not typically true of dual sourcing using the "70-30" approach?

A) 70 percent of the volume is awarded to one supplier, 30 percent to a second supplier
B) Economies of scale are obtained from the "big supplier"
C) Frequently used when time to market is critical
D) The "little supplier" provides competition and a backup in case of emergencies
E) When the "big supplier" fails to perform the percentages may be reversed by the buyer