BackFill Systems allocates manufacturing overhead based on machine hours, Each connector should require 10 machine hours. According to the static budget BackFill expected to incur the following (Click the ioon to view the static budget information) During August, BackFill actually used 500 machine hours to make 130 connectors and spent $5,300 in variable manufacturing costs and $0,000 in foxed manufacturing overhead costs. Caloulate the variable overhead cost variance for BackFill. OA $7.175 F O B. $2.175 U OC. $2.825 F - X Data Table OD. $5,000 F 800 machine hours per month (80 connectors x 10 machine hours per connector) $5,000 in variable manufacturing overhead costs $7.250 in foced manufacturing overhead costs Print Done