Concept:The body that monitors the quality of goods supplied in Nigeria is the Standards Organization of Nigeria, also known as the Nigerian Standards Organization.
Explanation:The Nigerian Standards Organization (SON) is responsible for setting and enforcing quality standards for goods and services.
It ensures that products supplied to the public meet the required specifications and safety regulations.
Its main role is to monitor, test, and certify the quality of locally produced and imported goods.
This makes it the appropriate body responsible for monitoring the quality of goods supplied in Nigeria.
The manufacturers’ association, chamber of commerce, and consumers’ association do not have this statutory regulatory function.
Answer:C. Nigerian standards organization