Q:

Narendra said, " Why are you still waiting here, Binod? " 

• 1
  Narendra asked Binod why he is still waiting there. 
• 2
  Narendra asked Binod that why you were still waiting there.
• 3
  Narendra asked Binod why he was still waiting there. 
• 4
  Narendra asked Binod that why he was still waiting  there.