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Answer» 1. Secondary economic activity: - Secondary activities are those that change raw materials into usable products through processing and manufacturing.
- Bakeries that make flour into bread and factories that change metals and plastics into vehicles are examples of secondary activities.
2. Tertiary economic activity: - Tertiary economic activities are those that provide essential services and support the industries to function. Often it is called service industries.
- It includes the transportation, finance, utilities, education, housing, medical and other services
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