Mark the letter A, B, C or D on your answer sheet to indicate the sentence that best combines each pair of sentences in the following question.
The room looks very beautiful. Nam has just decorated it.
A.The room which Nam has just decorated it looks very beautiful.
B.The room where Nam has just decorated looks very beautiful.
C.The room looks very beautiful which Nam has just decorated.
D.The room which Nam has just decorated looks very beautiful.