4. Join the sentences. Use defining relative clause. We stayed at a hotel last year. It was very expensive. *
a) We stayed at a hotel last year where it was very expensive.
b) We stayed at a hotel last year which was very expensive.
c) We stayed at a hotel last year who was very expensive.
d) We stayed at a hotel last year which it was very expensive.
b)
We stayed at a hotel last year which was very expensive.