According the National Ambient Air Quality Standards (NAAQS), the permissible limit (daily average) for RSPM in Residential areas is

According the National Ambient Air Quality Standards (NAAQS), the perm

1.	According the National Ambient Air Quality Standards (NAAQS), the permissible limit (daily average) for RSPM in Residential areas is
A.	40 µg/m3
B.	60 µg/m3
C.	100 µg/m3
D.	120 µg/m3
Answer» C. 100 µg/m3