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Question

Rail engines, wagons, railway lines, electricity-generating machines are required for the expansion of


A

Telecommunication systems

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B

Irrigation systems

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C

Roadway network systems

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D

Trading systems

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Solution

The correct option is A

Telecommunication systems


To increase trade and commerce, basic and heavy industries were established to produce rail engines, wagons, railway lines, electricity-generating machines and other machines for the expansion of the telecommunication systems.


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