Answer
La esposa del padre de Felipe es Queen Sofia
Una de las nietas del Juan Carlos Leonor
El esposo de Letizia el principe Felipe VI
El abuelo de Leonor es Juan Carlos
Explanation:
It is a. Esta because you are saying it is there.
The answer you want is A (;
ser: possession, telling time, origin, occupation. impersonal expr., relationships. essential charact. composition made of.
estar: events, condition/emotion, physical location, idiomatic expression, progressive actions.