Just try to make it as imaginable as possible let your readers feel and see what you are writing to them
        
                    
             
        
        
        
The last one is the answer im pretty sure
        
             
        
        
        
Class A: Mean- 422/5= 84.4. Range: 94-74=20
Class B: Mean- 418/5= 83.6. Range: 88-80 = 8
        
             
        
        
        
It is a mood. it basically shows how the speaker feels about the action.