What is the main difficulty in the transition to $CNG$?

  • A
    Difficulty in laying down pipelines to deliver $CNG$ through distribution points/pumps and ensuring uninterrupted supply.
  • B
    $CNG$ cannot be siphoned off by thieves.
  • C
    $CNG$ is more efficiently combustible than petrol or diesel.
  • D
    All of the above.

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