If Management Is Reviewing a Multiple-Period Trend Graph That Shows

If management is reviewing a multiple-period trend graph that shows individual quality cost categories,what might they expect to see?

A) overall quality costs decreasing as a percentage of sales,with prevention costs,as a category,increasing over time
B) overall quality costs decreasing as a percentage of sales,with all categories decreasing over time
C) overall quality costs increasing as a percentage of sales,with external failure costs decreasing and prevention costs increasing
D) overall quality costs remaining the same as a percentage of sales,with prevention and appraisal costs increasing over time