If the coliform bacteria is present in a sample of water, then the coliform test to be conducted is_____________?

Environmental Engineering 05/09/2021

1) presumptive coliform test
2) confirmed coliform test
3) completed coliform test
The correct answer is ?

A. only (1)
B. both (1) and (2)
C. both (1) and (3)
D. all (1), (2) and (3)

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