Which of the following statements is/are true?
Statement 1: The total number of positive factors of 72 is 14.
Statement 2: The largest 2-digit prime number is 97.
Statement 3: The sum of first 15 odd numbers is 225.
1
Only 1 and 2
2
Only 2 and 3
3
Only 1 and 3
4
All are true