What is the answer for this question?

Exercise 21-1 Management by exception LO C1 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 $10,200 or more, Direct materials price variance $16, 100 F Direct labor efficiency variance $10,000 F Direct materials quantity variance 7,000 U Controllable overhead variance 10,200 U Direct labor rate variance 20,100 U Fixed overhead volume variance 10,400 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.) D Direct materials price variance D Controllable overhead variance D Direct labor rate variance D Direct materials quantity variance D Direct labor efficiency variance D Fixed overhead volume variance