Which of the Controls Below Would Be Least Effective to Prevent

Multiple Choice

Which of the controls below would be least effective to prevent ordering goods at higher than market prices?

A) Variance analysis of actual expenses to budgeted expenses
B) For high-dollar goods, solicit competitive bids from possible vendors
C) Only place orders with vendors on an approved vendor list
D) Frequent review of, and update to, vendor price lists stored in the AIS