The Formula Company purchased a new truck at a cost of €56 000 on October 1, 2011. The truck is estimated to have a useful life of five years and a salvage value of €10 000. How much Depreciation expense will be recorded for the truck during the year ended December 31, 2011 assuming the straight-line method（ ）。
选项：

A:€2 300
B:€2 800
C:€9 200
D:€11 200