1.

What is correct for the region labeled as a,b,c and d?

A. a- CO2 60% ,b- CH4 20% , c- CFC 14% ,d-N2O 6%
B. a- CFC60% ,b- CH4 20% , c- CO2 14% ,d-N2O 6%
C. a- CFC60% ,b- CO2 20% , c- CH4 14% ,d-N2O 6%
D. a- CFC60% ,b- CH4 20% , c- N2O 14% ,d- CO2 6%
Answer» B.


Discussion

No Comment Found