Concept:Consumer protection against poor quality goods is enforced by a body that sets and monitors product standards.Explanation:The Standard Organisation of Nigeria (SON) is the statutory body responsible for standardising and regulating the quality of all products in Nigeria.SON checks and certifies goods to ensure they meet safety and quality standards before they reach consumers.Manufacturers associations and trade associations mainly protect the interests of producers and traders, not consumers.An industrial tribunal deals with labour and employment disputes, not consumer goods quality.Answer:C. Standard organization of Nigeria