The answer is A. "El maletero."
El maletero means the trunk, which is where you can safely store things in a car. The other choices include different parts of a car, but none of which are suitable for storage.
Las puertas - the doors
Los asientos - the seats
Los espejos laterales - side mirrors
Las luces delanteras - front lights
Needs more context i don’t understand
It should be A) Yo soy Chilena, but if not try D)
The answer would be Ellas
Answer: I’m doing great “lo estoy haciendo genial”
Explanation: If you wanna ask them a question about how they are then say “I’m doing great how about you?”