Although Tom did not actually get the best scores on every single test, ____________his high scores on the psychological tests____________finally won him his position as the best pilot.

Although Tom did not actually get the best scores on every single test, ____________his high scores on the psychological tests____________finally won him his position as the best pilot.

1. A.
   it is; which
2. B.
   it was; that
3. C.
   it has been; that
4. D.
   it was; where

Although Tom did not actually get the best scores on every single test, ____________his high scores on the psychological tests____________finally won him his position as the best pilot.

       A．it is; which      B．it was; that       C．it has been; that       D．it was; where

Although Tom did not actually get the best scores on every single test, ____________his high scores on the psychological tests____________finally won him his position as the best pilot.