Choose the correct sentence among A, B, C, or D which has the same meaning as the given one.
The skyscraper is said to have been built in 1930.
A.They said that skyscraper was built in 1930.
B.It was said that skyscraper was built in 1930.
C.They are said that skyscraper is built in 1930.
D.It is said that the skyscraper was built in 1930.