47) Which of these statement is FALSE for analyzing overhead costs? nvestigating overhead variances, managers should consider whether the cost standard needs to be updated. B) In a standard cost system, the predetermined overhead allocation rate is used as standard overhead allocation rate. C) The variable overhead volume variance is the difference between actual cost and standard cost multiplied by the standard quantity. D) In a standard cost system, the manufacturing overhead allocated to production equals the standard overhead allocation rate multiplied by the standard quantity of the allocation base allowed for actual output