During 2018, the Longhorn Oil Company Incurred $5,000,000 in Exploration

During 2018, the Longhorn Oil Company incurred $5,000,000 in exploration costs for each of 20 oil wells drilled in 2018 in west Texas. Of the 20 wells drilled, 14 were dry holes. Longhorn uses the successful efforts method of accounting. Assuming that none of the oil found is depleted in 2018, what oil exploration expense would Longhorn charge for this activity in its 2018 income statement?

A) $0.
B) $30 million.
C) $70 million.
D) $100 million.