Consider the following: 
1. Department of Space
2. Department of Telecommunications
3. India Meteorological Department
4. All India Radio 
5. Doordarshan
Which among the above are in the Joint venture of Indian National Satellite System (INSAT)?
[A] 1, 2 & 3
[B] 2, 3, 4 & 5
[C] 1, 4 & 5
[D] All of them
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