a) Julia
The subject in this sentence must be female. This is because the adjective, ambiciosa, is female then the subject must also be female. Subject and adjective must always match each other in number and gender.
Hope this helped!
~Just a girl in love with Shawn Mendes
Answer:
1. Los amigos de maribel escuchan la musica despues de clase. 2. Y tu? estudias mucho? 3. Santo y Ana comen arroz con pollo, 4. yo uso 5. Usted esta triste
Explanation: