Any four means and resources needed for infrastructure of development

Explanation:

Any four means and resources needed for infrastructure of development are  raw materials, labor, capital, and power sources.

Raw materials are the most basic and fundamental commodities required to produce a finished product. Therefore, there should be abundance of raw materials to aid the demanding needs of materials while developing infrastructure.

Labor comprise of the physical, mental, and social service given by the people. The need of skilled as well as cheap labor is important while developing infrastructure.

Capital is the most essential resource needed for infrastructure of development. Without capital, no work can be kept going.

Power sources such as energy, electricity, fuel, etc. apart from manpower are also required for infrastructure of development.

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b) trade is easy because of the direct line between their major ports. bilateral trade reached 89,6 thousand million.