Family - who is who ?

My mother's mother is my...
1. sister
2. grandmother
3. son
My parent's daughter is my ...
1. sister
2. brother
3. mother
My parent's son is my ...
1. nephew
2. brother
3. father
My brother's daughter is my ...
1. sister
2. mother
3. niece
My grandson's father is my...
1. son
2. daughter
3. sister
My grandson's mother is my...
1. grandmother
2. daughter
3. sister
My mother's parents are my ...
1. grandmother
2. grandfather
3. grandparents
My son is my mother's ...
1. father
2. Grandson
3. father
My husband is my daughter's ...
1. father
2. grandfather
3. son
My sister's son is my...
1. brother
2. father
3. nephew