Use the following information to answer the given question.
(begin{array}{c|c} & & N \ hline text{Purchases:} & text{raw materials} & 20,000 \ & text{finished goods} & 15,200 \ text{Stock 1/1/89:} & text{ raw materials} & 3,000 \ & text{work-in-progress} & 2,500 \ Wages: & direct & 22,800 \ & indirect & 7,200 \ text{Factory expenses:} & electricity & 12,000 \ & insurance & 2,000 \ text{Stock 31/12/89:} & text{raw materials} & 4,000 \ & text{work-in-progress} & 4,500end{array})
The cost of materials used is
(begin{array}{c|c} & & N \ hline text{Purchases:} & text{raw materials} & 20,000 \ & text{finished goods} & 15,200 \ text{Stock 1/1/89:} & text{ raw materials} & 3,000 \ & text{work-in-progress} & 2,500 \ Wages: & direct & 22,800 \ & indirect & 7,200 \ text{Factory expenses:} & electricity & 12,000 \ & insurance & 2,000 \ text{Stock 31/12/89:} & text{raw materials} & 4,000 \ & text{work-in-progress} & 4,500end{array})
The cost of materials used is
-
A.
N23,000 -
B.
N21,000 -
C.
N20,000 -
D.
N19,000 -
E.
N16,000