depreciation methods would you recommend: straight-line depreciation, double declining balance method, or an alternative method?

Depreciation

A variety of depreciation methods are used to allocate the cost of an asset to all of the accounting periods benefited by the use of the asset.  Your client has just purchased a piece of equipment for $100,000.   Explain the concept of depreciation.  Which of the following depreciation methods would you recommend: straight-line depreciation, double declining balance method, or an alternative method?