To rewrite the sentence “It is the only preserved 17th-ce

A Does it be the only preserved 17th-century ship in the world?  B Is it the only preserved 17th-century ship in the world?  C Do it is the only preserved 17th-century ship in the world? D Was it the only preserved 17th-century ship in the world? E Has it been the only preserved 17th-century ship in the world?