An alternative has the following cash flows: Benefits of $30,000 per year, Disbenefits of $14,000 per year, Initial cost of $300,000 and M&O costs of $10,000 per year. If the alternative has an infinite life and the interest rate is 10% per year, the B/C ratio is closest to: Select one: 3. 0.75 b. 0.32 C. 0.40 d. 2.50