________ feeling very tired because of riding his bike to work everyday, my father refused to buy a motorbike when he thought about such a high price．

1. A.
   Due to
2. B.
   In spite of
3. C.
   Although
4. D.
   As a result

______ feeling very tired because of riding his bike to work everyday, my father refused to buy a motorbike when he thought about such a high price.

A．Due to                B．In spite of                C．Although               D．As a result