Southport Company is considering the purchase of a piece of equipment that costs $100,000. The equipment would be depreciated on a straight-line basis to its expected salvage value of $10,000 over its 10-year useful life. Assuming a tax rate of 40%, what is the annual amount of the depreciation tax shield provided by this investment?

Multiple Choice

• $4,000

• $9,000

• $3,600

• None of these answers is correct.