WeTrack sells a product for $80. Its contribution margin ratio is 60% and its target net income for the period is $100,000 after taxes. The tax bracket applicable to this range of income is 20%. If the total sales required to achieve the target income is $280,000, then the total fixed costs are:

a. $118,000

b. $12,000

c. $43,000

d. Cannot be determined from the information given