A/C/D: All of these answers are positive effects, of human water use.
By process of elimination it must be (B) Also the run off is basically stripping the soil of the nutrients a farmer would need to grow crops, so this is incredibly bad - but a problem easily fixed.
Answer:
A
Explanation:
Its a type of excerise that breaks down glucose in the body without using oxugen. Anaerobic or "without O2"
I have a question. Where are "which of these?"