Adolphson Corporation has provided the following summary of its quality cost report for the last two years:

Summary of Quality Cost Report (in thousands)

 

 

 

This Year

Last Year

% Change

Prevention costs

$ 300

$ 200

+50

Appraisal costs

315

210

+50

Internal failure costs

114

190

-40

External failure costs

621

1,200

-48

Total quality costs

$1,350

$1,800

-25

On the basis of this report, which one of the following statements is most likely

correct?

A) An increase in prevention and appraisal costs resulted in fewer defects, and

therefore, resulted in a decrease in internal and external failure costs.

B) A decrease in internal and external failure costs resulted in less need for

prevention and appraisal costs.

C) Quality costs such as scrap and rework decreased by 48%.

D) Quality costs such as returns and repairs under warranty decreased by 40%.