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.
The translation is:
They are words that denote qualities or properties of nouns; The modify, so they provide a variety of meanings within a text
<em>Answer,</em>
<h2>A. los Estados Unidos</h2>
<u><em>Hope this helps :-)</em></u>
