Question

The chemicals used on farms, golf courses, and domestic gardens are often to blame when groundwater becomes contaminated with A. acid. B. fuel. C. sewage. D. nitrates.

Answer 1

Nitrates

Step-by-step explanation:

Answer 2

Answer:D. Nitrates

Step-by-step explanation:

Nitrates enter the environment from fertilizers, sewage, or human and animal waste.

Therefore

Farms, golf courses and domestic gardens blame nitrates for contamination.