Using the information below for Laurels Company; determine the manufacturing costs added during the current year:

Direct materials used $5,000
Direct labor 7,000
Total factory overhead 5,100
Beginning work in process 3,000
Ending work in process 4,000

a. $12,000.
b. $16,100.
c. $17,100.
d. $18,100.
e. $13,600.