Answer :
Options:
Option-1:
They are my parents.
They are my grandparents
They're my parents-in-law.
Option-2:
It is my son-in-law.
Is my nephew.
He's my brother in law.
Option-3:
She is a journalist.
It is a programmer.
She is an artist.
Option-4:
Is my cousin.
She is my niece.
Is my grandmother
Option-5:
They are my dogs.
They are my cousins.
They are my grandparents
Option-6:
Is my grandson.
Is my uncle.
It's my cat.
Answer:
So, we have the following options to choose and with that we can have more valid and accurate answers for the given questions.
Answer(1)-C.
Answer(2)-C.
Answer(3)-C.
Answer(4)-B.
Option(5)-C.
Option(6)-A.