Which of the following is true about the current accounting standard on employee stock options? 

Select one: 

a. The standard requires companies to report employee stock options as long term liability on the balance sheet 

b. The standard requires companies to report employee stock options only after employees exercise stock options 

c. The standard requires companies to report employee stock options as an expense on the income statement 

d. The standard was a result of a long debate on purely accounting measurement from 1993 to 2005