Suppose you live in the mountains and collect surface water for your drinking resource. If the water looks clear, should you use it for drinking? A. No, the water looks clear but it may contain harmful bacteria or high levels of harmful chemicals in the water

B. Yes, because if the water is clear then there are microorganisms that feed on pollutants and should be safe to drink as well

C. No, because if the water is clear it should be free of pollutants

D. Yes, because if the water is clear then its obviously safe for drinking