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Why is standard time so necessary why is standard time zone necessary​

Answer»

The expansion of transport and communication during the 19th century created a NEED for a unified time-keeping system, and time zones were introduced. Time zones have a LONG history. Before CLOCKS were INVENTED, people kept time using different INSTRUMENTS to observe the Sun's meridian passing at noon.Explanation:➡️❤️HOPE IT HELPS YOU DEAR❤️⬅️



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