помогите с 12,13 заданием,не перевод

#12
1 Who- is used for people(a)
2 which-is used for things(c)
3 whose -show possessions (b)

#13
She lives in a big house which is near the park.
Steven whose office is in Baker Street is a lawyer.
Claire is a model who has been in many fashion shows.
Sarah is wearing a nice dress which fits her perfectly.