please solve those questions

The following information is available regarding X Company' utility cost in 2019: Estimated production 3,200 units Budgeted fixed costs $10,000 Budgeted total variable costs $21,568 Actual production 2,700 units Actual total costs $24,624 What was the flexible budget variance for total utility costs in 2019? [Assume that a positive number means a favorable variance and a negative number means an unfavorable variance.] OA: $809 OB: $1,172 OC: $1,700 OD: $2,465 OE: $3,574 OF: $5,182 Tries 0/99