Consider the following statements regarding air pollution and its management in India:

1. Sulphur Dioxide (SO₂) and Nitrogen Dioxide (NO₂) are key pollutants that contribute to acid rain and the formation of particulate matter (PM).

2. India’s National Clean Air Programme (NCAP) aims to reduce PM2.5 levels by 40% by 2026.

3. Ammonia (NH₃) is primarily produced from agricultural activities .

Which of the statements given above is/are correct?