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Which of the following is a sign of poor quality water? (2 points)

Question 2 options:

1) 
Zero turbidity

2) 
A pH of 7.0

3) 
High phosphate content

4) 
High dissolved oxygen

Respuesta :

3. High phosphate content


Answer:

C

Explanation:

The answer is C i think is because according to scientist its because I SAID SO