10.1 Amber runs a small factory making hats. She employs several people who are directly engaged in hat production, as well as a supervisor and a couple of clerks who deal with sales orders, invoices and related paperwork. Amber's business includes costs in the following categories:

• purchase of felt for hat-making

• factory rental payments

• factory supervisor's wages

• clerk's wages

• depreciation of sewing machines used in hat-making

• telephone bill • factory electricity bill • employee costs - hat-makers • purchase of feathers, beads and sequins for trimming hats • depreciation of office computer • factory insurance • delivery costs.
Place each of the above items in one of the following categories:
• direct materials • direct labour • production overheads • administration and selling expenses.