English, asked by qwertyqwer1474, 11 months ago

What are the basis on which the industries can be classifised ?

Answers

Answered by sahookalliprasad
1

Answer:

At the top level, industry is often classified according to the three-sector theory into sectors: primary (extraction and agriculture), secondary (manufacturing), and tertiary (services). Some authors add quaternary (knowledge) or even quinary (culture and research) sectors.

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