Below is an excerpt from Lindt & Sprungli Group's Annual Report in $2011$:"Property, plant, and equipment are valued at historical cost, less the accumulated depreciation. The assets are depreciated using the straight$-$line method over the period of their expected useful economic life. The land is not depreciated. Depreciation on other assets is calculated using the straight$-$line method to write down their cost to their residual values."The excerpt is most likely to be found in theSelect one:O a$.$ Notes to the financial statements O b$.$ Management's discussion and analysisO c$.$ Auditors' report d$.$ Statement of financial position