Point to the sentence with non-defining relative clause:

Варианты ответа

1. A.These jeans, which I bought in the sales, are very comfortable.верно
2. B.Where is the book that Sam presented for my birthday?
3. C.The building that is at the end of this street is for sale.
4. D.The person whom I spoke to was very helpful.
5. E.The woman who lives next door works in a hospital.