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Group I lists estimation methods of some of the water and waste water quality parameters. Group II lists the indicators used in the estimation methods. Match the estimation method (Group I) with the corresponding indicator (Group II).
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- P-3, Q-2, R-1, S-4
- P-4, Q-2, R-1, S-3
- P-4, Q-1, R-2, S-3
- P-4, Q-2, R-3, S-1
Correct Option: A
NA