Ozokerite is a mineral wax occurring in the vicinity of petroleum deposits. It is the crude, dark colored __ ceresin is refined.
A. Wax from which
B. Waxforwhich
C. Wax which is for
D. Waxthatwhich

Jawaban nya Adalah : A
A. Wax from which
B. Waxforwhich
C. Wax which is for
D. Waxthatwhich

Jawaban nya Adalah : A