The following is a list of costs incurred by several business organizations:

(a) Telephone cable for a telephone company.

(b) Subscription to a health club for executives.

(c) Salary of the Director of Internal Auditing.

(d) Long-distance telephone bill for calls made by sales persons.

(e) Carrying cases for a manufacturer of video camcorders.

(f) Cotton for a textile manufacturer of blue jeans.

(g) Bandages for the emergency room of a hospital.

(h) Cost of company holiday party.

(i) Electricity used to operate factory machinery.

(j) State unemployment compensation taxes for factory workers.

Classify each of the preceding costs as product costs or period costs. For those costs classified as product costs, indicate whether the product cost is a direct materials cost, direct labor cost, or factory overhead cost. For those costs classified asperiod costs, indicate whether the period cost is a selling expenseor an administrative expense.