one morning udai and vishal were talking to each other face to face at a crossing. if vishal's

 

one morning udai and vishal were talking to each other face to face at a crossing. if vishal's shadow was exactly to the left of udai, which direction was udai facing?

 

 option 1)
  

 east 

  
 
 option 2)
  

 west     

  
 
 option 3)
  

 north

  
 
 option 4)
  

 all of these

  
 
 option 5)
  

 south

  
 

udai is facing in north.