Respuesta :
Answer:
A
Explanation:
regularly testing the waters in the residents home will definitely improve water purity in the neighborhood
Answer: Option A
Explanation:
The water should regularly be checked after a certain period of time. There are many chances that the water that is suitable for drinking gets polluted which needs to have a watch on it.
The water that is supplied in the residential area should be checked time to time so that the contamination in the water can be known on time and precautions should be taken according to them.
Hence, the correct answer is option A