A) A favorable materials price variance may be caused by

1. excessive rework

2. use of experienced workers

3. none of the responses are correct

4. a special price offered by suppliers

B) which is not a characteristic of a traditional cost system

1. it uses unit-based activity drivers to assign overhead to products

2. it offers greater product costing accuracy than an activity-based costing system

3. it is cheaper than an activity-based costing system