Which is the best correction of the sentence fragment?

Waiting for the bus at the corner.

A.
While he was waiting for the bus at the corner.

B.
He was waiting for the bus at the corner.

C.
He waiting for the bus at the corner.

D.
Waiting for the bus at the corner. He was

Question

Which is the best correction of the sentence fragment? 

Waiting for the bus at the corner.
  
 
 

 
 

  

  A. 
  While he was waiting for the bus at the corner.   
   

 
 

  

  B. 
  He was waiting for the bus at the corner.   
   

 
 

  

  C. 
  He waiting for the bus at the corner.   
   

 
 

  

  D. 
  Waiting for the bus at the corner. He was

anonymous · Answer

B is the best. A is still a fragment, C is missing the word 'was' and D is Yoda speaking.