Answer:
i think the first one is correct.
Explanation:
Necesitan is the answer
hope i had helped.
Answer:
A. Su
Explanation:
Because Su literally translates to their. Tu means you/your and mi means mine/my.
If it were casas, then you just modify the pronoun to sus.
Answer:
Supe que mi abuelo conocio al presidente de Ecuador.
Explanation: