If Organic sources of carcinogenic compounds in water persist even after chlorination, then what is the correct sequence among treatment processes listed below if all these are considered compulsory ?
1. Coagulation 2. Sedimentation 3. Filtration in general
4. Activated carbon bed filtration 5. Flocculation 6. Chlorination
a) 4-5-3-2-6 and 1
b) 1-2-3-4-5 and 6
c) 4- 2- 3- 1- 5 and 6
d) 1-5-2-3-4 and 6
1. Coagulation 2. Sedimentation 3. Filtration in general
4. Activated carbon bed filtration 5. Flocculation 6. Chlorination
a) 4-5-3-2-6 and 1
b) 1-2-3-4-5 and 6
c) 4- 2- 3- 1- 5 and 6
d) 1-5-2-3-4 and 6