This house was famous for its architecture. It was completed in 1856

of the following questions.
46. This house was famous for its architecture. It was completed in 1856
A. This house, which was completed in 1856, was famous for its architecture.
B. This house, that was completed in 1856, was famous for its architecture.
C. This house which was completed in 1856 was famous for its architecture.
D. This house was famous for its architecture which was completed in 1856.
47. "I met her sister at the supermarket yesterday," John said.
A. John said that he had met her sister at the supermarket the day before.
B. John said that I had met her sister at the supermarket yesterday.
C. John said that he would her sister at the supermarket the day before.
D. John said that I met her sister at the supermarket yesterday.
48. We did not visit the museum because we had no time.
A. If we have time, we will visit the museum.
B. If we had time, we would visit the museum.
C. If we had had time, we would have visited the museum.
D. If we had had time, we would not have visited the museum.
49. The workers are repairing the house at the moment.
A. The house are being repaired by the workers at the moment.
B. The house is being repaired by the workers at the moment.
C. The house is being repaired at the moment by the workers.
D. The house is repaired by the workers at the moment.
50. Tim manages his work better than John.
A. John doesn't manage his work as well as Tim.
B. John manages his work as well as Tim.
C. Tim manages his work worse than John.
D. Tim and John manage their work the best.