With reference to chemical fertilizers in India, consider the following statements:
1. At present, the retail price of chemical fertilizers is market-driven and not administered
by the Government.
2. Ammonia, which is an input of urea, is produced from natural gas.
3. Sulphur, which is a raw material for Phosphoric acid fertilizer, is a by-product of oil
refineries.
Which of the statements given above is/are correct?