I. Directions: Write TRUE on the blank before each number if the statement is true, otherwise write FALSE. 1. The intersection of the sets of the letters of the words "HAPPY” and “BIRTHDAY" is {Y}. 2. The cardinality of the set of the days in the month of December is 30. 3. The difference between the set of even numbers and the set of numbers that is divisible by 2 is null set. 4. The universal set of the sets D = {1,2,3,4,5,6,7,8 9, 10} and E = {1, 3, 5, 7, 9, 11, 13} is the set of counting numbers. ​