13. Is [the respondent's] biological father alive?
[] 2 No
[] 3 Don't know
Q13 "Is [the respondent's] biological father alive?" Continuing with the first person listed "Person 01"; ask if this person's father is still alive. Shade the number which corresponds to their answer as follows: 1 for "Yes", 2 for "No", or 3 for "Don't know".