Identify a cost driver for costs for each of the following:
a. Machine maintenance
b. Machine setup
c. Utilities
d. Quality control
e. Material ordering
f. Production scheduling
g. Factory depreciation
h. Warehouse Expense
i. Production supervision
j. Payroll accounting
k. Custodial service
l. General and administration
m. Customer inquiry responses
n. Customer order processing
o. Customer representative salaries