Only relevant costs need to be considered in decision-making situations.

Which of the following are relevant costs?

1 Project-specific costs

2 Avoidable future costs

3 Common costs

4 Unavoidable costs

Select one:

a.2 and 4 only

b.1, 2, 3 and 4

c.1, 2 and 3 only

d.1 and 2 only