The pace of change in the [[1]] sector has been rapid in modern times.

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Detailed Solution

1)      The pace of change in the communication sector has been rapid in recent years.
2)      As a result, long-distance communication has become easy. It needs no physical movement.
3)      The introduction of advanced technologies has saved time and effort in communication.
4)      The Indian postal network is one largest of its kind and handles letters, cards, envelopes, and periodicals like magazines, newspapers, and other media. All these are a part of personal communication.
5)      Mass media communication uses television, radio, films, press, and social media.
6)      The introduction of mobile phones reduced the effort for long-distance communication and boosted the communication sector.

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