It is still under discussion __________the old bus station should be replaced with a modern hotel or not.

1. A.
   Whether
2. B.
   when
3. C.
   which
4. D.
   where

It is still under discussion________the old bus station should be replaced with a modern hotel or not.

A．whether                                 

B．when

C．which                                    

D．where

It is still under discussion __________the old bus station should be replaced with a modern hotel or not.

A. whether       B. when C. which         D. where

It is still under discussion __________the old bus station should be replaced with a modern hotel or not.

It is still under discussion __________the old bus station should be replaced with a modern hotel or not.