SI unit is an international system of measurements that are used universally in technical and scientific research to avoid the confusion with the units. Having a standard unit system is important because it helps the entire world to understand the measurements in one set of unit system.
        
                    
             
        
        
        
Answer:
c.Law 
Explanation:
i think you must learn and write however good luck 
 
        
                    
             
        
        
        
Well, since you only want direction, ignore the numbers. Use the right hand rule.
Current (pointer finger) points west (left). 
Magnetic field (middle finger) points south (towards you). 
Force (thumb) then points up (away from the earth)
        
             
        
        
        
G is the answer for apex vs / Chehhhh