The costs that follow appeared on Omar's quality cost report:

Warranty costs	$15,000
Raw-materials inspection	10,000
Quality training	31,000
Customer complaints	5,500
Rework of defective units	12,800

The sum of Omar's appraisal and internal failure costs is:

	$22,800.
	None of these.
	$10,000.
	$12,800.
	$68,800.