The correct answer is Option (4) → B, C, D only
- The chief gateways of the world of international trade are the harbours and ports.
- Cargoes and travellers pass from one part of the world to another through these ports.
- The ports provide facilities of docking, loading, unloading and the storage facilities for cargo.
- In order to provide these facilities, the port authorities make arrangements for maintaining navigable channels, arranging tugs and barges, and providing labour and managerial services.
- The importance of a port is judged by the size of cargo and the number of ships handled.
- The quantity of cargo handled by a port is an indicator of the level of development of its hinterland.
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