Order 4 solutions in decreasing order of their BOD values?

1.	Order 4 solutions in decreasing order of their BOD values?
A.	Industrial water > river water > tap water > bottled water
B.	Tap water > bottled water > river water > industrial water
C.	Bottled water > tap water > river water > industrial water
D.	River water > industrial water > tap water > bottled water
Answer» B. Tap water > bottled water > river water > industrial water

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Order 4 solutions in decreasing order of their BOD values?

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