Corbel Corporation has two divisions: Division A and Division B. Last month, the company reported a contribution margin of $60,000 for Division A. Division B had a contribution margin ratio of 40% and its sales were $300,000. Net operating income for the company was $40,000 and traceable fixed expenses were $80,000. Corbel Corporation's common fixed expenses were:

Multiple Choice

• $140,000

• $60,000

• $100,000

• $80,000