The United States Has 10 Federal Holidays

The United States has 10 federal holidays.Each holiday and the date of the holiday in 2016 are listed in the table below. What is the sample space for the number of federal holidays?

A) S = {0,1,2,3,4,5,6,7,8,9,10}
B) S = {Jan,Feb,May,Jul,Sept,Oct,Nov,Dec}
C) S = {0}
D) S = {10}