Select each of the items with the best description of its purpose.

$\backslash$table$[[$Description$,$Items$],[1.$ Notifies the materials manager to send materials to a production department.,Materials requisition$],[2.$ Used when materials move continuously through a manufacturing process.,$],[4.$ Combines units and costs across two periods in computing equivalent units.,$],[\backslash$table$[[5.$ Holds production costs until products are transferred from production to finished goods$],[($or another department$).]],]]$