Petroleum Inc. owns a lease to extract crude oil from sea. It is considering the construction of a deep-sea oil rig at a cost of $50 million (10) and is expected to remain constant. The price of oil P is $40/bbl and the extraction costs are $25/bbl. The quantity of oil Q=300,000 bbl per year forever. The risk-free rate is 6% per year and that is also the cost of capital (Ignore taxes). The firm has constructed the oil rig and a year later the oil price has plummeted to $20/bbl. The firm can cap the rig at a cost of $10 million. The firm can restart pumping when oil price more favorable. Calculate the NPV of capping the rig (abandonment option). $25 million 515 million None of the above 510 million