ALB Corp. is in the middle of their monthly controlling process. After some benchmark checks and quality? comparisons, they have found out that the quality of their weapon systems has gone down. To bring it back to its previous quality? standards, ALB Corp. should next? ________.

A. compare their weapons against rival companies

B. sell their weapons at a lower price

C. bring down their performance standards

D. measure performance of other companies

E. take corrective action