Acid rain is caused by the pollution of environment by?
A. Nitrous oxide
B. Sulphur dioxide
C. Hydrogen
D. Carbon
Choose the correct codes from the given below
A and B only
A, B and C only
A,B and C
A, B, C, and D
Acid rain is caused by the pollution of environment by?
A. Nitrous oxide
B. Sulphur dioxide
C. Hydrogen
D. Carbon
Choose the correct codes from the given below