The JKL Restaurant had sales revenues and food costs in 2005 of$800,000 and $600,000 respectively. In 2006 JKL will be introducing a new menu item that will generate $100,000 in sales revenues and $40,000 in food costs. Assuming no changes are expected for the other food items, the differential operating profit for 2006 is:
a. $260,000
b. $100,000
c. $60,000
d. $40,000
e. Some other answer