Norwich Company Has Determined the Following Costs Are Associated with One

Norwich Company has determined the following costs are associated with one of its products. $E = E$ conomic order quantity (EOQ)
$\mathrm { Q } =$ Annual quantity used in units $\quad$ $\quad$ $\quad$ $\quad$$\quad$ 4800
$P =$ Cost of placing one order (f) $\quad$ $\quad$ $\quad$ $\quad$ $\quad$ $\quad$ 3
$\mathrm { C } = \mathrm { A }$ nnual cost of carrying one unit in stock (E) $\quad$ 8

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If the annual cost of carrying one unit in stock is increased to £10 and the cost of placing one order is increased to £4 the economic order quantity (EOQ) is

A) 62 units.
B) 66 units.
C) 4 units.
D) 77 units.