Question

Gregorio, Sara, y yo somos _______ de Roberto y Maria

Answer 1

We need to know what words are there as opcións but it can be anything related like :

Primos

Sobrinos

Hij@s

Nietos

Aijados

Vecinos

(There are many more but those sound the best) hope it helped :)

Answer 2

Is it a multiple choice question?

if not try, los niños

sorry if i am wrong.