Which of the Controls Below Would Be Least Effective at Preventing

Multiple Choice

Which of the controls below would be least effective at preventing a company from ordering goods at a price higher than market?

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