In Cost Of Quality concept, Internal Failiure Costs mean: Select one:

Internal Failure cost means quality costs associated with defects discovered before the product has been delivered to the customers. These internal costs are detected through the firm's inspection and appraisal activities and may include costs of rework, scrapping of rejected products and downtime caused by quality problems

All costs associated with material / product failure with in the factory before it reaches the customer.

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All costs associated with material / product failure with in the factory before it reaches the customer

I am not sure, i think:-

a. All costs associated with quality initiatives that help avoid defects

:-)