Answer: the wages or salaries of a company's employees.
Payroll taxes are levied on the wages or salaries of a company's employees usually as a percentage of the salaries they are receiving. The basic reason why this type of tax exists and why this is deducted from the salaries of the working population is because, later onward the employees receive a pension fund from this same tax funds that they paid.
It would seem that the answer in the question is correct
Explanation:
falls in the form of ice or snow is already unusable because of acid rain evaporates back into the atmosphere is taken up by plants or other organisms either runs off to form rivers or filters down into underground aquifers