On July 23 of the current year, Dakota mining company pays $8164800 for land Estimated to contain 97200009720000 tons of recoverable ore. It installs and pays for machinery costing 2235600 on July 25. The company removes and sells 500250 tons of ore during its first five months of operations ending on December 31. Depreciation of the machinery is in proportion to the mines depletion as the machinery will be abandoned after the ore is mined.

A. The purchase of the land.

B. The cost and installation of machinery.

C. The first 5 months depletion assuming the land has a net salvage value of 0 after the oar is mined.

D. The first five months depreciation on the machinery.