"A. labelling food supplies" and "B. monitoring water supplies" are both public health measures that have helped fight disease. Vaccinations are essential to public health. 
        
                    
             
        
        
        
Answer:
1
Explanation:
why ?
 size - very large compared to other planets
Its relative closeness (compared to other stars)
High reflective albedo of the light colored clouds
The fact that it is never inside Earth's orbit means that it is always mostly illuminated from our point of view regardless of relative positioning.
HOPE I HELPED
PLS MARK BRAINLIEST
DESPERATELY TRYING TO LEVEL UP
            ✌ -ZYLYNN JADE ARDENNE
JUST A RANDOM GIRL WANTING TO HELP PEOPLE!
                                           PEACE!
 
        
             
        
        
        
She should use an informative approach in language that is easily understood by Jamie and her mother 
        
             
        
        
        
B would be your answer hope this helps :)