please help me calculate the specific identification.

Required information [The following information applies to the questions displayed below.] Warnerwoods Company uses a perpetual inventory system. It entered into the following purchases and sales transactions for March. - Compute the cost assigned to ending inventory using (a) FIFO, (b) LIFO, (c) weighted average, and ( d ) specific identification. For pecific identification, units sold include 65 units from beginning inventory, 195 units from the March 5 purchase, 45 units from the larch 18 purchase, and 85 units from the March 25 purchase. \begin{tabular}{|c|c|c|c|c|c|c|c|c|c|c|c|} \hline \multicolumn{12}{|c|}{ Specific Identification } \\ \hline \multirow[b]{2}{*}{ Date } & \multicolumn{3}{|c|}{ Goods Available for Sale } & \multicolumn{3}{|c|}{ Cost of Goods Sold } & \multicolumn{5}{|c|}{ Ending Inventory } \\ \hline & \# of units & Costperunit & CostofGoodsAvailableforSale & #ofunitssold & Costperunit & CostofGoodsSold & #ofunitsinendinginventory & Co: & perit & & \\ \hline March 1 & & & $ & & 0.00 & $ & & $ & 0.00 & $ & 0 \\ \hline March 5 & & & c & & 0.00 & 0 & & & 0.00 & & 0 \\ \hline March 18 & & & c & & 0.00 & 0 & & & 0.00 & & 0 \\ \hline March 25 & & & c & & & & & & 0.00 & & 0 \\ \hline Total & 0 & & $ & 0 & & $ & 0 & & & $ & 0 \\ \hline \end{tabular}