Answer:
B. 3.45
Step-by-step explanation:
The radius is half the diameter
 
        
                    
             
        
        
        
Total Numbers = 5
Mean (Average) = 85.2
Standard deviation = 10.70981
Variance(Standard deviation) = 114.7
Population Standard deviation = 9.57914
Variance(Population Standard deviation) = 91.76
        
             
        
        
        
Its B because B is the one that gives you most of the detail