Acompany has two departments, y and z that incur delivery expenses. an analysis of the total delivery expense of $9,000 indicates that dept. y had a direct expense of $1,000 for deliveries and dept. z had no direct expense. the indirect expenses are $8,000. the analysis also indicates that 40% of regular delivery requests originate in dept. y and 60% originate in dept. z. departmental delivery expenses for dept. y and dept. z, respectively, are:
a. $4,500; $4,500.
b. $4,200; $4,800.
c. $5,500; $3,500.
d. $4,800; $4,200.
e. $5,400; $3,600.