Concept:Consumer protection for defective products falls under product quality and standardization laws.Explanation:A buyer of a faulty television set needs a law that enforces product standards and quality control.The Standard Organization Act ensures manufacturers meet required safety and quality standards.It allows consumers to demand replacement or refund for substandard or defective products.The other acts deal with food safety, price control, or rent issues, not electrical goods quality.Answer:D. standard organization act