could use some help, thank you!

Assume a company with two divisions (A and B) prepared the following segmented income statement Sales Variable expenses Contribution margin Traceable fixed expenses Segment margin Common fixed expenses Net operating income A $? 120,000 ? 100,000 $? B $ 280,000 140,000 ? 80,000 $ (20,000) Total $? 260,000 ? 180,000 ? 50,000 $ 10,000 What is Division A's segment margin? Multiple Choice $20,000 $80,000 $40,000 $60.000