Answer:
Ionic bond
Explanation:
A bond formed by the electrical attraction between two oppositely charged ions is an Ionic bond.
 
        
             
        
        
        
I would pick H but it might be J but I am pretty sure it is H so go with that ok if you need any thing else I will help you ok
        
             
        
        
        
You water three sunflower plants with salt water. Each plant receives a different concentration of salt solutions. A fourth plant receives pure water. After a two-week period, the height is measured. i think the indepent variable is sunflower ... variable is height measured and the control variable is the fourth plant.