1, Which of the following statements is true regarding Activity-Based Costing (ABC)?

a, Activity-Based Costing can be applied to service-oriented firms

b, Activity-Based Costing can be applied to manufacturing firms

c. All of the answers are correct

d, Activity-Based Costing includes analysis of cost drivers

2, Activity-based management attempts to

a, identify and eliminate all unnecessary activities.

b, increase the efficiency of necessary activities.

c, add new activities that increase value.

d. all of these.