Which form of estar is appropriate for the following sentence?

los niños felices porque es navidad.

estoy
están
estamos
está

complete the sentences according to the relationship each person has with adriana.

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lisa, andrew's wife is my daughter-in-law

aida is

by enrique

luis husband of maribel is

rosalina.

lisa's brother carlos is

by lisa and andrew

arturo is

by lisa and carlos

luisa is

by andrea and martin

mario is

of olgalucia.

erica is

mario and olgalucia.

y'all pls ! answer key is

nuera

daughter

grandfather

sister

father

husband

mother-in-law