Answer:
All of the above.
Explanation:
There isn't a need for this, it just is.
Answer:
walking barefoot can parastic worms enter our body.
The answer is B. chemicals.
the reason its b is because A= bacteria but u have to clean the bacteria in the water so its not A and its not c. becouse that will be just turning the ice into water .so the answer is b. becouse we use chemicals everyday to get rid of bacteria and waste
