Based on the following, what is the total manufacturing overhead variance for the total product cost flexible budget variance? Total Product Cost Flexible Budget Variance Total Direct Materials Variance Total Direct Labor Variance Total Manufacturing Overhead Variance le Direct Labor Total Variable Total Fixed Direct Materials Cost Variance $300 F Direct Materials Efficiency Variance SISOU Direct Labor Efficiency Variance $500 F Overhead Variance Overhead Variance Cost Variance $450 U Variable Overhead Fixed Overhead Variable Overhead Cost Variance $350 U Efficiency Variance $425 F Cost Variance $650 F O A. $725 F OB. $725 U OC. $425 F OD. $350 U