The Beech Division had a return on investment of 16% last year. Which of the following investment opportunities would Beech's management consider for the upcoming year, given that management is evaluated using ROI?

	a.	Any investment with a positive operating income.
	b.	Any investment with a return greater than the minimum rate of return.
	c.	Any investment with a positive return on investment.
	d.	Any investment with a return on investment of at least 16%.