World longest metro line has been started in which country?
Correct answer: D. China
- A. USA
- B. Switzerland
- C. Japan
- D. China
Explanation
China has the world’s longest metro network, built through the rapid expansion of systems such as those in Shanghai and Beijing. The other options do not have a metro network of comparable total length.
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Global politics covers relations among states, major power competition, foreign policy, alliances and international organisations such as the United Nations, NATO and the European Union. It includes leadership changes, diplomatic alignments, sanctions, elections with international consequences, and the roles of permanent members and voting blocs in global decision-making.
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