check my answers ASAP please? Correct if wrong please .
Which of these terms is synonymous with the concept of intergenerational mobility ?
a) estate system b) social stratification c) vertical mobility d) horizontal mobility
2. which of these two pairs of terms refers to the social standing of a particular status in a society or group ?
a) rank- status <--- b) segregation - vertical mobility c) prestige- institution d) socialization- status inconsistency
3. What is a housing unit ?
a) a house or apartment that constitutes separating living quarters <--- b) the person in whose name a house is owned or rented c) the persons who are living in a house
4. who are the parental grandparents in a family?
a) parents of the father <--- b) parents of the grandfather c) parents of the mother
5. which of these terms is defined as someone who is no longer married and has no remarried ?
a) separated b) divorced c) widowed <---
6.According to census 2000, which state has the largest number of households ?
a) Texas b) new York c) California <---
7. According to census 2000, what is the national median age for the total population ?