C is the answer I know for sure
Answer:
Boiling. This is a reliable way to purify water. ...
Use of Iodine solution, tablets or crystals. This is an effective and more convenient method. ...
Use chlorine drops. Chlorine has the ability to kill bacteria in water. ...
Use water filter. ...
Use Ultraviolet Light.
The answer is B) partially sighted
The federal government I believe. Since they are of higher authority than the state government.