Which of the following Green House bases were the target gases whose emission was to be covered under the first commitment period of the Kyoto protocol?
A. SO2
B. CO2
C. N2O
D. NH3
E. CH4
Choose the correct answer from the options given below:
1
A, B, C and D only
2
A, B and C only
3
B, C, D and E only
4
B, C and E only