Answer:
1. The primary industry is mainly agriculture, which includes agricultural, forestry, animal husbandry and fishery components. Agriculture is the foundation of social economy.
2. The secondary industry, which mainly includes the industrial and construction industries. Among them, industries include a wide range of categories, such as food, paper, minerals, non-ferrous metals, machinery and equipment. Electronics and so on. Industry is a core part of the social economy. Japan, the United States, Germany, and the developed industrial countries all attach great importance to industry.
3. The tertiary industry. This is the service industry that we generally talk about. In addition to the first, the second industry has become the third industry. Including education, finance, catering, entertainment, tourism, etc. The tertiary industry is a product of highly developed society. In general, the higher the level of social and economic development, the greater the proportion of the tertiary industry.
Explanation:
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