Viger Corporation has a standard cost system in which it applies manufacturing overhead to products on the basis of standard machine hours (MHs). The company has provided the following data for the most recent month Budgeted level of activity Actual level of activity Standard variable manufacturing overhead rate Actual total variable manufacturing overhead 9, 300 MHS 9,500 MHS $ 8.00 per MH $73,320 What was the variable overhead rate variance for the month? Multiple Choice $1,418 Favorable LO $1,080 Favorable o $1,600 Unfavorable O $2,680 Favorable