Answer:
C. Developing processes to prevent product defects
Explanation:
Quality assurance refers to an organization's measures and techniques to ensure its products and services meet the expected standards. Quality assurance aim at guaranteeing quality output.
Quality assurance involves developing a system of check and balances in the production system that prevent defective productions. It is creating an environment that ensures every product has attained the set quality mark. Emphasis is on the prevention and elimination of defects rather than fixing defectives output.