Resset Co. provides the following results of April's operations: F indicates favorable and U indicates unfavorable. In applying management by exception, the company investigates all variances of $6,870 or more. Direct materials price variance Direct materials quantity variance Direct labor rate variance $ 5,180 F 51,300 U 1,800 U Direct labor efficiency variance Controllable overhead variance Fixed overhead volume variance $7,670 F 6,870 U 7,070 F Which variances will the company investigate? (You may select more than one answer. Single click the box with the question mark to produce a check mark for a correct answer and double click the box with the question mark to empty the box for a wrong answer.) 2 Direct materials quantity variance 2 Direct labor efficiency variance ? Controllable overhead variance 7 Direct materials price variance ? Direct labor rate variance 2 Fixed overhead volume variance