Most people pay federal income tax by having amounts withheld from their income. It is usually the employer who does the computation and for deducting the amount from your pay. The employer will have to submit all of their employees' tax amounts to IRS to have it processed. In this way, the employee don't have to file it directly with IRS.
The answer would be letter C.
It was first celebrated in Canada, in 1882. It was brought to the US by the travelers from Canada and it became a national holiday in Canada in 1894.
Answer: The U.S entered the war because they were afraid communism was going to spread
Explanation: Hope this helps :)