Definition
This question related to the ethnical background. It involves question where respondent from according to respondent's confession. For example, respondent's father is from batak, while the mother from Sunda. Respondent itself said that he/she is from Sunda. In this case, we inquire respondent's confession of his tribe regarding the typical physics, culture, history (parental hstory). Beside that, we will inquire the parent's history and what culture that has the most influence to respondent's life. We must be careful to probe respondent.