the first division of earnie company recorded operating data for the past year as follows:

sales	200,000
net operating income	25,000
average operating assets	100,000
gross profit	75,000
stockholder's equity	80,000
residual income	12,000

what is the minimum required rate of return for the division?

a. 11%

b. 12%

c. 13%

d. 14%