Economic activities are classified into three main sectors: primary, secondary, and tertiary. Primary activities include the extraction of resources, secondary activities involve manufacturing, and tertiary activities pertain to services. This classification enhances our understanding of the economy's structure and function.
;
Economic activities are categorized into primary, secondary, and tertiary sectors. Each activity listed can be classified accordingly: primary activities involve natural resource extraction, secondary activities involve manufacturing, and tertiary activities involve services. This classification helps in understanding the overall economic structure. ;