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Master Production Schedule for X1 \begin{tabular}{|c|c|c|c|c|c|c|} \hline \multicolumn{2}{|c|}{ Perion } & 7 & 8 & 9 & 10 & 12 \\ \hline Gross & rements & & 50 & & 20 & 100 \\ \hline ITEM & \begin{tabular}{l} LEAD \\ TIME \\ \end{tabular} & \begin{tabular}{c} ON \\ Hand \end{tabular} & & ITEM & \begin{tabular}{l} LEAD \\ TIME \\ \end{tabular} & \begin{tabular}{c} ON \\ HaND \end{tabular} \\ \hline XI & 1 & 50 & & C & 1 & 0 \\ \hline BI & 2 & 20 & & D & 1 & 0 \\ \hline B2 & 2 & 20 & & E & 3 & 10 \\ \hline Al & 1 & 5 & & & & \\ \hline \end{tabular} Figure 14.12 Information for Problem 14:10 a) Given the product structure and master production schedule shown in Figure 14.12, develop a gross requirements plan for all items b) Given the product structure, master production schedule, and inventory status shown in Figure 14.12, develop a net requirements plan (planned order release) for all items. pex