The answer would be A. 
Una computadora= The computer 
The other answers would not have anything to do with una computadora since the other options are other subjects such as history, spanish, and science. 
Hope this helps! :3
 
        
             
        
        
        
Answer:
A
Explanation:
I'm Hispanic trust me it makes sense
 
        
                    
             
        
        
        
<span> La comida tiene una excelente presentación.</span>
        
                    
             
        
        
        
Number 2 just change the ending where you put “al” it’s “el”
3) 1. (Casi) nunca mis amigos jugar al ajedrez 
2. Muchas veces tú hacer aeróbicos 
3.Todos los días mi abuela jugar a las maquinitas 
        
             
        
        
        
Don’t touch the link they are so annoying i js want to ban