Arrange the given historical developments in radio broadcasting in India in chronological order. Akashvani All India Radio Radio broadcasting brought under the Indian broadcasting system Radio broadcasting started
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Akashvani is the name adopted for the Indian broadcasting service that was previously known as All India Radio.
The chronological order is as follows:
1. Radio broadcasting started (D)
2. All India Radio (B) was formed to manage radio services.
3. Radio broadcasting was brought under the Indian broadcasting system (C).
4. The name Akashvani was adopted (A).