Details Ltd. manufactures detailing products for car cleaning. The company wants to buy a new machine to manufacture micro-fiber cloths. The machine costs R10 million and it will cost R2 million to install. The machine will be depreciated over a period of 4 years according to the straight-line method at a tax rate of 27%. What will the depreciation per year be?

a. R675 000

b. R810 000

c. R2 500 000

d. R3 000 000