Peavey Enterprises purchased a depreciable asset for $24,000 on April 1, Year 1. The asset will be depreciated using the straight-line method over its four-year useful life. Assuming the asset's salvage value is $2,400, what will be the amount of accumulated depreciation on this asset on December 31, Year 3?

• $4,500

• $5,400

• $18,000

• $14,850

• $21,600