[Managerial accounting] T/F for question #1 and #2 and multiple choice for question #3

1. Depreciation calculated using the units of production method is an example fo a fixed cost T/F

2. Within the relevant range, fixed and variable behave similiary T/F

3. Which of the follwoing statements is true?

a. Activity-based costing is a more detailed and complex costing method than is JIT costing.

b. Activity- based costing and JIT costing are incompatible

c. Activity-based costing is a simplified cost system that does not track costs through the sequence of manufacturing operations.

d. All of the above statements are true.

Thank you!!