I believe the answer is depth!
        
             
        
        
        
Answer:
F
Explanation:
Easy way to remember, (my music teacher taught me this in fifth grade) <u>E</u>very <u>G</u>ood <u>B</u>oy <u>D</u>oes <u>F</u>ine. Bottom line E, the line above that would be G, the next up is B, then D, and then F. 
 
        
             
        
        
        
Answer:
Hi there~
The answer is: 
A. African wild dogs have a reputation as fierce hunters who work in teams, but new data suggests otherwise. 
Hope this helps
Minisugarr