Question

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

Answer 1

C

Step-by-step explanation:

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

Answer 2

3. High phosphate content