Which of the following treatments reduces the salinity of water?a. Alu – McqOptions

MCQOPTIONS

1.	Which of the following treatments reduces the salinity of water?a. Alum coagulation, flocculation, and settlingb. Carbon filtrationc. Reverse osmosisd. Electrodialysis
A.	Only a and b
B.	Only b and c
C.	Only c and d
D.	Only b, c and d
Answer» D. Only b, c and d

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