Icy Mocha Company estimates its factory overhead costs to be $35,000 and machine hours to be 5,000 for the year. If the actual hours worked on Jobs 333 and Jobs 334 total 4,980 and actual factory overhead costs are $34,700, what is the amount of either over- or underapplied factory overhead?
a) underapplied $300
b) overapplied $300
c) underapplied $160
d) overapplied $160