A manufacturing company applies factory overhead based on direct labor hours. At the beginning of the year, it estimated that factory overhead costs would be $337,554 and direct labor hours would be 48,222. Actual factory overhead costs incurred were $366,166, and actual direct labor hours were 54,489. What is the amount of overapplied or underapplied manufacturing overhead at the end of the year? Oa. $381,423 overapplied Ob. $15,257 underapplied Oc. $43,869 underapplied Od. $15,257 overapplied