There were two small rooms in the house, _____ served as a kitchen. 

A. the smaller one of which    B. the small one   

C. the smaller of them         D. and the smaller one of which

There were two small rooms in the house, _____ served as a kitchen.

1. A.
   the smaller one of which
2. B.
   the small one
3. C.
   the smaller of them
4. D.
   and the smaller one of which

 There were two small rooms in the house, ____served as kitchen.

A. the smaller of which       B. the small of which

C. the smaller of them        D. the smaller one

There were two small rooms in the house, ______ served as the kitchen.

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