Josephine$$s T$-$Shirts faced a lot of complaints from customers when its recent batch of long$-$sleeved shirts was dispatched. The employees at Josephine$$s T$-$Shirts, hence, had to rework on the returned items, and in some cases, the company had to even replace the faulty goods. In this case, the costs incurred by Josephine$$s T$-$Shirts are an example of $\_\_\_\_\_$ costs.

prevention

appraisal

internal failure

external failure