contribution is the answer 
 
        
                    
             
        
        
        
Good luck honey! you got this :) and if you fail i’m still proud of you
        
             
        
        
        
The planetary body that Spirit was designed to explore the wide ranges of soil and rocks for clues of the water activity on Mars. Spirit specifically landed at the Gusev Crater which was before, a possible lake in a giant crater.