Which of the following air pollutants make rain water acidic?
A. Nitric oxide (NO)
B. Nitrogen dioxide (NO2)
C. Nitrous oxide (N2O)
D. Carbon monoxide (CO)
E. Sulphur dioxide (SO2)
Choose the most appropriate answer from the options given below:
1
A, B and E only
2
B, C and D only
3
A, C and E only
4
More than one of the above
5
None of the above