In the 1960s, American men had to register for the draft if they were between the ages of 18 and 25, 19 and 27, 20 and 29, or 21 and 31. What was the age range for men to register for the draft?
1) 18 and 25
2) 19 and 27
3) 20 and 29
4) 21 and 31