Chelsea Company Has Determined the Following Costs Are Associated with One

Multiple Choice

Chelsea Company has determined the following costs are associated with one of its products. $\begin{array}{ll}\text { Lead time (weeks) } & 9 \\\text { Average weekly usage (units) } & 70 \\\text { Maximum weekly us age (units) } & 90\end{array}$
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The safety stock is

A) 220 units.
B) 206 units.
C) 300 units.
D) 180 units.