Definition
Natural mother is the mother who gave birth to respondent.
1. Yes, this household member is the natural father/mother of respondent, still alive and is a member of the household.
2. Yes, the non-household member is the natural father/mother of the relevant respondent, still alive but not a member of the respondent's household.
3. Deceased is the natural father/mother of the relevant respondent which has died.
4. No idea, if the respondent does not know where his/her natural father/mother is.