The dam is owned by the United States Bureau of Reclamation , which it has built , and is operated by the Elephant Butte Irrigation District .
The dam is owned by the United States Bureau of Reclamation , which built it , and is operated by the Elephant Butte Irrigation District .

Are these two sentences paraphrases of each other?
Pick your answer from:
[a]. no
[b]. yes
[b].